FR473011A - Couplage pour signaux à lampes - Google Patents

Couplage pour signaux à lampes

Info

Publication number
FR473011A
FR473011A FR473011DA FR473011A FR 473011 A FR473011 A FR 473011A FR 473011D A FR473011D A FR 473011DA FR 473011 A FR473011 A FR 473011A
Authority
FR
France
Prior art keywords
coupling
tube signals
signals
tube
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
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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
Application filed by Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR473011A publication Critical patent/FR473011A/fr
Expired 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
    • G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
FR473011D 1913-06-04 1914-06-03 Couplage pour signaux à lampes Expired FR473011A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE473011X 1913-06-04

Publications (1)

Publication Number Publication Date
FR473011A true FR473011A (fr) 1914-12-28

Family

ID=1511125

Family Applications (1)

Application Number Title Priority Date Filing Date
FR473011D Expired FR473011A (fr) 1913-06-04 1914-06-03 Couplage pour signaux à lampes

Country Status (1)

Country Link
FR (1) FR473011A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2429466A (en) * 1942-11-04 1947-10-21 Brown Instr Co Measuring and controlling apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2429466A (en) * 1942-11-04 1947-10-21 Brown Instr Co Measuring and controlling apparatus

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