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FR856878A - Improvements to carbon papers - Google Patents

Improvements to carbon papers

Info

Publication number
FR856878A
FR856878A FR856878DA FR856878A FR 856878 A FR856878 A FR 856878A FR 856878D A FR856878D A FR 856878DA FR 856878 A FR856878 A FR 856878A
Authority
FR
France
Prior art keywords
carbon papers
papers
carbon
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
Other languages
French (fr)
Inventor
Frederick George Francis
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
Application filed filed Critical
Application granted granted Critical
Publication of FR856878A publication Critical patent/FR856878A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/10—Duplicating or marking methods; Sheet materials for use therein by using carbon paper or the like
FR856878D 1939-06-24 1939-06-24 Improvements to carbon papers Expired FR856878A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR856878T 1939-06-24

Publications (1)

Publication Number Publication Date
FR856878A true FR856878A (en) 1940-08-13

Family

ID=9329136

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856878D Expired FR856878A (en) 1939-06-24 1939-06-24 Improvements to carbon papers

Country Status (2)

Country Link
CH (1) CH216172A (en)
FR (1) FR856878A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2671734A (en) * 1949-03-25 1954-03-09 Rose Ribbon & Carbon Mfg Co In Nonsmudging transfer sheet
US2762715A (en) * 1949-03-30 1956-09-11 Columbia Ribbon Carbon Mfg Pressure sensitive hectograph transfer element

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL78885C (en) * 1950-05-11

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2671734A (en) * 1949-03-25 1954-03-09 Rose Ribbon & Carbon Mfg Co In Nonsmudging transfer sheet
US2762715A (en) * 1949-03-30 1956-09-11 Columbia Ribbon Carbon Mfg Pressure sensitive hectograph transfer element

Also Published As

Publication number Publication date
CH216172A (en) 1941-08-15

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