DE114779C - - Google Patents

Info

Publication number
DE114779C
DE114779C DE1899114779D DE114779DA DE114779C DE 114779 C DE114779 C DE 114779C DE 1899114779 D DE1899114779 D DE 1899114779D DE 114779D A DE114779D A DE 114779DA DE 114779 C DE114779 C DE 114779C
Authority
DE
Germany
Prior art keywords
coin
line
office
relay
call
Prior art date
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 - Lifetime
Application number
DE1899114779D
Other languages
German (de)
English (en)
Filing date
Publication of DE114779C publication Critical patent/DE114779C/de
Application filed filed Critical
Priority to AT7048D priority Critical patent/AT7048B/de
Priority to AT24168D priority patent/AT24168B/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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)
DE1899114779D 1899-06-24 1899-06-24 Expired - Lifetime DE114779C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT7048D AT7048B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1899-06-24 1900-05-30
AT24168D AT24168B (de) 1899-06-24 1905-08-04 Selbstkassierende Fernsprechstelle.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE167828T

Publications (1)

Publication Number Publication Date
DE114779C true DE114779C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=5686848

Family Applications (2)

Application Number Title Priority Date Filing Date
DENDAT167828D Active DE167828C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE1899114779D Expired - Lifetime DE114779C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1899-06-24 1899-06-24

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DENDAT167828D Active DE167828C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (2) DE114779C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
DE167828C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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