GB178141A - Improvements in automatic telephone pay station - Google Patents

Improvements in automatic telephone pay station

Info

Publication number
GB178141A
GB178141A GB28338/20A GB2833820A GB178141A GB 178141 A GB178141 A GB 178141A GB 28338/20 A GB28338/20 A GB 28338/20A GB 2833820 A GB2833820 A GB 2833820A GB 178141 A GB178141 A GB 178141A
Authority
GB
United Kingdom
Prior art keywords
coin
telephone
shoot
coins
dial
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
GB28338/20A
Other languages
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23515774&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB178141(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority to US384040A priority Critical patent/US1383472A/en
Application filed by Individual filed Critical Individual
Priority to GB28338/20A priority patent/GB178141A/en
Priority to FR525733A priority patent/FR525733A/fr
Publication of GB178141A publication Critical patent/GB178141A/en
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)
GB28338/20A 1920-05-25 1920-10-06 Improvements in automatic telephone pay station Expired GB178141A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US384040A US1383472A (en) 1920-05-25 1920-05-25 Automatic telephone pay-station
GB28338/20A GB178141A (en) 1920-05-25 1920-10-06 Improvements in automatic telephone pay station
FR525733A FR525733A (fr) 1920-05-25 1920-10-08 Perfectionnements apportés aux postes téléphoniques automatiques à encaissement

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US384040A US1383472A (en) 1920-05-25 1920-05-25 Automatic telephone pay-station
GB28338/20A GB178141A (en) 1920-05-25 1920-10-06 Improvements in automatic telephone pay station
FR525733T 1920-10-08

Publications (1)

Publication Number Publication Date
GB178141A true GB178141A (en) 1922-04-06

Family

ID=23515774

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28338/20A Expired GB178141A (en) 1920-05-25 1920-10-06 Improvements in automatic telephone pay station

Country Status (3)

Country Link
US (1) US1383472A (fr)
FR (1) FR525733A (fr)
GB (1) GB178141A (fr)

Also Published As

Publication number Publication date
US1383472A (en) 1921-07-05
FR525733A (fr) 1921-09-27

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