FR1556570A - - Google Patents

Info

Publication number: FR1556570A
Authority: FR; France
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

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.)

1967-12-01

Filing date

1968-02-26

Publication date

1969-02-07

1968-02-26 Application filed filed Critical

1969-02-07 Application granted granted Critical

1969-02-07 Publication of FR1556570A publication Critical patent/FR1556570A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K39/00—Generators specially adapted for producing a desired non-sinusoidal waveform

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Signal Processing (AREA)
Push-Button Switches (AREA)

FR1556570D 1967-12-01 1968-02-26 Expired FR1556570A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE1967R0047482 DE1295642B (de)	1967-12-01	1967-12-01	Kontaktloser Reihentaster

Publications (1)

Publication Number	Publication Date
FR1556570A true FR1556570A (de)	1969-02-07

Family

ID=7408437

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1556570D Expired FR1556570A (de)	1967-12-01	1968-02-26

Country Status (2)

Country	Link
DE (1)	DE1295642B (de)
FR (1)	FR1556570A (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1233911B (de) *	1965-11-04	1967-02-09	Siemens Ag	Schaltanordnung mit magnetisch steuerbarem Halbleiter

1967
- 1967-12-01 DE DE1967R0047482 patent/DE1295642B/de active Pending
1968
- 1968-02-26 FR FR1556570D patent/FR1556570A/fr not_active Expired

Also Published As

Publication number	Publication date
DE1295642B (de)	1969-05-22

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Legal Events

Date	Code	Title	Description
1975-04-11	ST	Notification of lapse