GB134018A - - Google Patents

Info

Publication number
GB134018A
GB134018A GB134018DA GB134018A GB 134018 A GB134018 A GB 134018A GB 134018D A GB134018D A GB 134018DA GB 134018 A GB134018 A GB 134018A
Authority
GB
United Kingdom
Prior art keywords
drum
detent
bell
telephone
rotation
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.)
Active
Application number
Other languages
English (en)
Publication of GB134018A publication Critical patent/GB134018A/en
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Devices For Supply Of Signal Current (AREA)
GB134018D Active GB134018A (en:Method)

Publications (1)

Publication Number Publication Date
GB134018A true GB134018A (en:Method)

Family

ID=1727411

Family Applications (1)

Application Number Title Priority Date Filing Date
GB134018D Active GB134018A (en:Method)

Country Status (1)

Country Link
GB (1) GB134018A (en:Method)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2547009A (en) * 1944-10-17 1951-04-03 William D Huston Telemetering system
US2588102A (en) * 1948-10-22 1952-03-04 Francisco A Forero Liquid level signaling apparatus
US2782400A (en) * 1953-05-18 1957-02-19 Gen Mills Inc Code telemetering
US2914756A (en) * 1953-01-21 1959-11-24 Heidenhain Johannes Measuring apparatus comprising a graduated scale
US2924460A (en) * 1954-05-17 1960-02-09 Charles R Douglass Sound effects apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2547009A (en) * 1944-10-17 1951-04-03 William D Huston Telemetering system
US2588102A (en) * 1948-10-22 1952-03-04 Francisco A Forero Liquid level signaling apparatus
US2914756A (en) * 1953-01-21 1959-11-24 Heidenhain Johannes Measuring apparatus comprising a graduated scale
US2782400A (en) * 1953-05-18 1957-02-19 Gen Mills Inc Code telemetering
US2924460A (en) * 1954-05-17 1960-02-09 Charles R Douglass Sound effects apparatus

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