[go: up one dir, main page]

ES450231A1 - Procedimiento y aparato para detectar firmas falsificadas. - Google Patents

Procedimiento y aparato para detectar firmas falsificadas.

Info

Publication number
ES450231A1
ES450231A1 ES76450231A ES450231A ES450231A1 ES 450231 A1 ES450231 A1 ES 450231A1 ES 76450231 A ES76450231 A ES 76450231A ES 450231 A ES450231 A ES 450231A ES 450231 A1 ES450231 A1 ES 450231A1
Authority
ES
Spain
Prior art keywords
signature
distortion
forgeries
signatures
assessment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES76450231A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hydrophilics International Inc
Original Assignee
Hydrophilics International Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB31556/75A external-priority patent/GB1543582A/en
Application filed by Hydrophilics International Inc filed Critical Hydrophilics International Inc
Publication of ES450231A1 publication Critical patent/ES450231A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C11/00—Arrangements, systems or apparatus for checking, e.g. the occurrence of a condition, not provided for elsewhere
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S462/00—Books, strips, and leaves for manifolding
    • Y10S462/903—Security

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Credit Cards Or The Like (AREA)
  • Collating Specific Patterns (AREA)
ES76450231A 1975-09-26 1976-07-28 Procedimiento y aparato para detectar firmas falsificadas. Expired ES450231A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3957875 1975-09-26
GB31556/75A GB1543582A (en) 1976-07-26 1976-07-26 Method and device for the assessment of signatures for forgeries

Publications (1)

Publication Number Publication Date
ES450231A1 true ES450231A1 (es) 1977-09-01

Family

ID=26260964

Family Applications (1)

Application Number Title Priority Date Filing Date
ES76450231A Expired ES450231A1 (es) 1975-09-26 1976-07-28 Procedimiento y aparato para detectar firmas falsificadas.

Country Status (6)

Country Link
US (1) US4005878A (es)
CA (1) CA1043314A (es)
DE (1) DE2632275A1 (es)
DK (1) DK337676A (es)
ES (1) ES450231A1 (es)
SE (1) SE415213B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09506730A (ja) * 1993-12-17 1997-06-30 クインテット、インコーポレイテッド 自動署名検証の方法
US5956409A (en) * 1996-04-29 1999-09-21 Quintet, Inc. Secure application of seals
GB2319648A (en) * 1996-11-21 1998-05-27 Nicholas Turville Bullivant Signature verification
AU5298700A (en) * 1999-05-27 2000-12-18 Indelelink Corporation System and method for providing visual feedback when recording a signature
US7474770B2 (en) * 2005-06-28 2009-01-06 Beigi Homayoon S M Method and apparatus for aggressive compression, storage and verification of the dynamics of handwritten signature signals

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US732700A (en) * 1902-03-14 1903-07-07 Charles J Bellamy Handwriting-board.
US2470260A (en) * 1948-01-27 1949-05-17 Walter E Oliver Autographic register
US2952080A (en) * 1957-09-12 1960-09-13 Teleregister Corp Cryptic grid scrambling and unscrambling method and apparatus
US3113461A (en) * 1959-04-09 1963-12-10 Sam F Booker And Or Jaenette B Signature identification device
US3282720A (en) * 1963-11-01 1966-11-01 Avco Corp Method of applying signatures to negotiable instruments
US3480911A (en) * 1965-10-20 1969-11-25 Conetta Mfg Co Inc Signature identification instrument
US3487210A (en) * 1968-09-10 1969-12-30 Ultra Violet Products Inc Signature comparison system
US3721128A (en) * 1970-12-28 1973-03-20 R Thurman Credit and pass card identification device
US3740872A (en) * 1971-10-13 1973-06-26 Raymond Lee Organization Inc Apparatus for teaching writing
US3818615A (en) * 1972-09-12 1974-06-25 D Jimenez Educational puzzle with paper writing surface

Also Published As

Publication number Publication date
DK337676A (da) 1977-01-29
CA1043314A (en) 1978-11-28
US4005878A (en) 1977-02-01
SE7608331L (sv) 1977-01-29
SE415213B (sv) 1980-09-15
DE2632275A1 (de) 1977-02-17

Similar Documents

Publication Publication Date Title
ES2032746T3 (es) Aparato criptografico de firma no anticipada invisibilizada.
BR7605910A (pt) Processo e sistema para verificar a autenticidade contra falsificacoes
NL7805483A (nl) Persoonlijke identiteitskaart, en werkwijze en inrich- ting voor identiteitsverificatie met gebruik van deze kaart.
EP0807908A3 (en) Digital signatures on a smartcard
NL7608332A (nl) Tegen namaak beveiligde legitimatiekaart.
ATE164278T1 (de) Systeme mit unbestreitbarer unterschrift
ES405685A1 (es) Sistema de verificacion de tarjetas de seguridad.
MY139994A (en) Security document and/or value document
FR2620248B1 (fr) Procedes d'authentification d'accreditations ou de messages a apport nul de connaissance et de signature de messages
NL163037B (nl) Inrichting voor het controleren van waardepapier, in het bijzonder bankbiljetten.
CA949207A (en) Method and apparatus for testing whether printed papers are genuine
ES450231A1 (es) Procedimiento y aparato para detectar firmas falsificadas.
ES455802A1 (es) Un metodo de fabricacion de una pieza de partida o elementalpara una tarjeta de identificacion o similar.
JPS5341228A (en) Sheet reversing device
HK583A (en) Bank note escrow and stacker apparatus and method
CA928675A (en) Apparatus for punching, printing and verifying data cards
FR2412415A1 (fr) Chequier permettant de verifier en sa presence que le tireur d'un cheque est bien le titulaire du compte correspondant
JPS51137341A (en) Card verification system
AT314236B (de) Verfahren zur Prüfung der Echtheit von Banknoten, Wertpapieren u.dgl.
SU548554A1 (ru) Устройство дл пропуска каната через отверстие
IT989050B (it) Procedimento e dispositivo per il controllo di valori e titoli appena stampati in particolare di biglietti di banca
CH475600A (de) Vorrichtung zur automatischen Echtheitsprüfung von wenigstens teilweise im Stahlstich- oder Kupferstichdruck hergestellten Dokumenten, insbesondere Banknoten
SE405291B (sv) Anordning for kontroll av ektheten hos dokument, exempelvis sedlar
SE7504461L (sv) Sett att verifiera namnunderskrifter, exempelvis pa resechekar, jemte dokument for settets utovande.
SU564915A1 (ru) Устройство дл образовани местных утолщений на листах