NL25670C - - Google Patents

Info

Publication number: NL25670C
Authority: NL; Netherlands

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.)

1927-12-05

Publication of NL25670C publication Critical patent/NL25670C/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
- H04M17/026—Constructional features

Landscapes

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

NL25670D 1927-12-05 NL25670C (cg-RX-API-DMAC10.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE653185X		1927-12-05

Publications (1)

Publication Number	Publication Date
NL25670C true NL25670C (cg-RX-API-DMAC10.html)

Family

ID=6581787

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL25670D NL25670C (cg-RX-API-DMAC10.html)	1927-12-05

Country Status (3)

Country	Link
BE (1)	BE350727A (cg-RX-API-DMAC10.html)
FR (1)	FR653185A (cg-RX-API-DMAC10.html)
NL (1)	NL25670C (cg-RX-API-DMAC10.html)

0
- NL NL25670D patent/NL25670C/xx active
- BE BE350727D patent/BE350727A/xx unknown
1928
- 1928-04-21 FR FR653185D patent/FR653185A/fr not_active Expired

Also Published As

Publication number	Publication date
FR653185A (fr)	1929-03-18
BE350727A (cg-RX-API-DMAC10.html)

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