CH319419A - Installation téléphonique automatique - Google Patents

Installation téléphonique automatique

Info

Publication number: CH319419A
Authority: CH; Switzerland
Prior art keywords: automatic telephone; telephone installation; installation; automatic; telephone
Prior art date: 1950-10-13

Application number

Other languages

English (en)

Inventor

Gohorel Fernand-Pierre

Original Assignee

Standard Telephone & Radio Sa

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.)

1950-10-13

Filing date

1951-10-12

Publication date

1957-02-15

1951-10-12 Application filed by Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa

1957-02-15 Publication of CH319419A publication Critical patent/CH319419A/fr

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Exchange Systems With Centralized Control (AREA)
Arrangements For Transmission Of Measured Signals (AREA)

CH319419D 1950-10-13 1951-10-12 Installation téléphonique automatique CH319419A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR901902X		1950-10-13

Publications (1)

Publication Number	Publication Date
CH319419A true CH319419A (fr)	1957-02-15

Family

ID=9404030

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH319419D CH319419A (fr)	1950-10-13	1951-10-12	Installation téléphonique automatique

Country Status (6)

Country	Link
US (1)	US2724019A (fr)
BE (1)	BE506350A (fr)
CH (1)	CH319419A (fr)
DE (1)	DE901902C (fr)
FR (1)	FR1025940A (fr)
NL (2)	NL85263C (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1112497A (fr) *	1953-10-05	1956-03-14	Gen Electric Co Ltd	Dispositif traducteur de signaux à tubes électroniques
BE549155A (fr) *	1955-09-06
GB812566A (en) *	1956-07-12	1959-04-29	Siemens Edison Swan Ltd	Improvements relating to translating apparatus as employed in automatic telephone and like systems
BE559669A (fr) *	1956-08-01
BE559668A (fr) *	1956-08-10
DE1079692B (de) *	1957-12-20	1960-04-14	Standard Elektrik Lorenz Ag	Schaltungsanordnung zum Identifizieren eines durch einen angelegten Wechselstrom gekennzeichneten Anschlusspunktes
US3025354A (en) *	1957-12-23	1962-03-13	Itt	Party line substation identification system
FR1212783A (fr) *	1958-07-11	1960-03-25	Constr Telephoniques	Perfectionnements aux dispositifs d'identification
NL254961A (fr) *	1959-08-17
DE1119924B (de) *	1959-09-19	1961-12-21	Standard Elektrik Lorenz Ag	Schaltungsanordnung fuer die Aus- und Umwertung von Kennzahlen
GB979592A (en) *	1961-02-14	1965-01-06	Nippon Electric Co	Improvements in or relating to electrical code translator equipment
US5871636A (en) *	1997-08-29	1999-02-16	Exxon Research And Engineering Company	Catalytic reduction of acidity of crude oils in the absence of hydrogen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL67277C (fr) *	1939-09-21
US2284870A (en) *	1940-09-20	1942-06-02	Bell Telephone Labor Inc	Telephone system
US2298699A (en) *	1941-05-29	1942-10-13	Bell Telephone Labor Inc	Translation device
BE477655A (fr) *	1941-08-15
BE473095A (fr) *	1946-05-17
US2517587A (en) *	1946-12-09	1950-08-08	Bell Telephone Labor Inc	Secret message transmission system
US2633498A (en) *	1948-12-29	1953-03-31	Bell Telephone Labor Inc	Selecting and two-way translating system
US2603716A (en) *	1949-12-23	1952-07-15	Bell Telephone Labor Inc	Decoder and translator with readily changeable translations

0
- NL NL7013186.A patent/NL164620B/xx unknown
- NL NL85263D patent/NL85263C/xx active
- BE BE506350D patent/BE506350A/xx unknown
1950
- 1950-10-13 FR FR1025940D patent/FR1025940A/fr not_active Expired
1951
- 1951-10-08 US US250318A patent/US2724019A/en not_active Expired - Lifetime
- 1951-10-12 CH CH319419D patent/CH319419A/fr unknown
- 1951-10-13 DE DEI4729A patent/DE901902C/de not_active Expired

Also Published As

Publication number	Publication date
US2724019A (en)	1955-11-15
DE901902C (de)	1954-03-08
FR1025940A (fr)	1953-04-21
BE506350A (fr)
NL164620B (nl)
NL85263C (fr)

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