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FR379568A - Perfectionnements dans les tableaux indicateurs d'hotels - Google Patents

Perfectionnements dans les tableaux indicateurs d'hotels

Info

Publication number
FR379568A
FR379568A FR379568DA FR379568A FR 379568 A FR379568 A FR 379568A FR 379568D A FR379568D A FR 379568DA FR 379568 A FR379568 A FR 379568A
Authority
FR
France
Prior art keywords
hotel
indicator tables
tables
indicator
hotel indicator
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)
Inventor
Elias Abraham
Henry Hartman
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR379568A publication Critical patent/FR379568A/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
    • G08B5/24—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane
    • G08B5/28—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane with hinged flap or arm

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
FR379568D 1907-05-21 1907-05-21 Perfectionnements dans les tableaux indicateurs d'hotels Expired FR379568A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR379568T 1907-05-21

Publications (1)

Publication Number Publication Date
FR379568A true FR379568A (fr) 1907-11-12

Family

ID=1425845

Family Applications (1)

Application Number Title Priority Date Filing Date
FR379568D Expired FR379568A (fr) 1907-05-21 1907-05-21 Perfectionnements dans les tableaux indicateurs d'hotels

Country Status (1)

Country Link
FR (1) FR379568A (fr)

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