BE545170A - - Google Patents

Info

Publication number: BE545170A
Authority: BE; Belgium

Application number

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.)

1955-02-17

Publication of BE545170A publication Critical patent/BE545170A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
- H04M11/022—Paging systems
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Monitoring And Testing Of Exchanges (AREA)

BE545170D 1955-02-17 BE545170A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE346590X		1955-02-17

Publications (1)

Publication Number	Publication Date
BE545170A true BE545170A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=20308522

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE545170D BE545170A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)	1955-02-17

Country Status (7)

Country	Link
US (1)	US2886646A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1)	BE545170A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1)	CH346590A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1)	DE1053043B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1)	FR1146819A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1)	GB815152A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (2)	NL105180C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB888364A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) *	1956-05-08
GB944162A (en) *	1956-05-08	1963-12-11	Standard Telephones Cables Ltd	Improvements in or relating to automatic telephone exchanges
US3331926A (en) *	1964-07-09	1967-07-18	Thomas P Largey	Automatic telephone system having restricted service means
US3886671A (en) *	1974-05-02	1975-06-03	Liu Hsing Ching	Linguistic self learning device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1492995A (en) *	1923-06-05	1924-05-06	Siemens Ag	Telephone system
US1960037A (en) *	1932-08-19	1934-05-22	Bell Telephone Labor Inc	Telephone system
US2005595A (en) *	1932-10-21	1935-06-18	Western Electric Co	Telephone system
US2504959A (en) *	1945-03-27	1950-04-25	Int Standard Electric Corp	Line class detecting system
US2491291A (en) *	1945-12-03	1949-12-13	Automatic Elect Lab	Common trunk selecting means for all relay telephone switches
US2592784A (en) *	1947-01-22	1952-04-15	Automatic Elect Lab	Restricted service telephone system

0
- NL NL204130D patent/NL204130A/xx unknown
- BE BE545170D patent/BE545170A/xx unknown
- NL NL105180D patent/NL105180C/xx active
1956
- 1956-01-26 US US561579A patent/US2886646A/en not_active Expired - Lifetime
- 1956-02-08 CH CH346590D patent/CH346590A/de unknown
- 1956-02-10 GB GB4327/56A patent/GB815152A/en not_active Expired
- 1956-02-15 DE DET11882A patent/DE1053043B/de active Pending
- 1956-02-16 FR FR1146819D patent/FR1146819A/fr not_active Expired

Also Published As

Publication number	Publication date
CH346590A (de)	1960-05-31
US2886646A (en)	1959-05-12
DE1053043B (de)	1959-03-19
NL105180C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR1146819A (fr)	1957-11-15
NL204130A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB815152A (en)	1959-06-17

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