DE581835C - Schaltungsanordnung fuer Muenzfernsprecher - Google Patents

Schaltungsanordnung fuer Muenzfernsprecher

Info

Publication number
DE581835C
DE581835C DET40511D DET0040511D DE581835C DE 581835 C DE581835 C DE 581835C DE T40511 D DET40511 D DE T40511D DE T0040511 D DET0040511 D DE T0040511D DE 581835 C DE581835 C DE 581835C
Authority
DE
Germany
Prior art keywords
circuit arrangement
coin
coin telephones
telephones
cashier
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
Application number
DET40511D
Other languages
German (de)
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telephon Apparat Fabrik E Zwietusch and Co
Original Assignee
Telephon Apparat Fabrik E Zwietusch and Co
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.)
Filing date
Publication date
Priority to NL29441D priority Critical patent/NL29441C/xx
Priority to BE367704D priority patent/BE367704A/xx
Application filed by Telephon Apparat Fabrik E Zwietusch and Co filed Critical Telephon Apparat Fabrik E Zwietusch and Co
Priority to DET40511D priority patent/DE581835C/de
Priority to FR688476D priority patent/FR688476A/fr
Priority to CH145794D priority patent/CH145794A/de
Priority to GB533730A priority patent/GB344633A/en
Application granted granted Critical
Publication of DE581835C publication Critical patent/DE581835C/de
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Interface Circuits In Exchanges (AREA)
DET40511D 1929-11-14 1929-11-14 Schaltungsanordnung fuer Muenzfernsprecher Expired DE581835C (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL29441D NL29441C (enrdf_load_html_response) 1929-11-14
BE367704D BE367704A (enrdf_load_html_response) 1929-11-14
DET40511D DE581835C (de) 1929-11-14 1929-11-14 Schaltungsanordnung fuer Muenzfernsprecher
FR688476D FR688476A (fr) 1929-11-14 1930-01-20 Disposition de connexion pour téléphones à prépaiement avec encaissement automatique des pièces de monnaie à la fin de la conversation
CH145794D CH145794A (de) 1929-11-14 1930-02-06 Fernsprechanlage mit Münzfernsprecher mit selbsttätiger Kassierung der Münzen am Schluss des Gespräches.
GB533730A GB344633A (en) 1929-11-14 1930-02-17 Improvements in or relating to telephone pay stations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET40511D DE581835C (de) 1929-11-14 1929-11-14 Schaltungsanordnung fuer Muenzfernsprecher

Publications (1)

Publication Number Publication Date
DE581835C true DE581835C (de) 1933-08-03

Family

ID=7560777

Family Applications (1)

Application Number Title Priority Date Filing Date
DET40511D Expired DE581835C (de) 1929-11-14 1929-11-14 Schaltungsanordnung fuer Muenzfernsprecher

Country Status (6)

Country Link
BE (1) BE367704A (enrdf_load_html_response)
CH (1) CH145794A (enrdf_load_html_response)
DE (1) DE581835C (enrdf_load_html_response)
FR (1) FR688476A (enrdf_load_html_response)
GB (1) GB344633A (enrdf_load_html_response)
NL (1) NL29441C (enrdf_load_html_response)

Also Published As

Publication number Publication date
NL29441C (enrdf_load_html_response)
BE367704A (enrdf_load_html_response)
FR688476A (fr) 1930-08-23
CH145794A (de) 1931-03-15
GB344633A (en) 1931-03-12

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