BE395929A - - Google Patents

Info

Publication number: BE395929A
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.)

1932-09-28

Publication of BE395929A publication Critical patent/BE395929A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
- H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
- H04M17/023—Circuit arrangements

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Computer Security & Cryptography (AREA)
Signal Processing (AREA)
Prepayment Telephone Systems (AREA)

BE395929D 1932-09-28 BE395929A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR757534T		1932-09-28

Publications (1)

Publication Number	Publication Date
BE395929A true BE395929A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=9166183

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE395929D BE395929A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)	1932-09-28

Country Status (3)

Country	Link
BE (1)	BE395929A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1)	FR757534A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1)	GB417524A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2676209A (en) *	1949-09-01	1954-04-20	Bell Telephone Labor Inc	Coin-controlled telephone system in which tariff rates for telephone calls are audibly transmitted automatically to a calling subscriber

0
- BE BE395929D patent/BE395929A/xx unknown
1932
- 1932-09-28 FR FR757534D patent/FR757534A/fr not_active Expired
1933
- 1933-04-07 GB GB10432/33A patent/GB417524A/en not_active Expired

Also Published As

Publication number	Publication date
FR757534A (fr)	1933-12-28
GB417524A (en)	1934-10-08

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