FR933415A - Dispositif de sonnnerie - Google Patents

Dispositif de sonnnerie

Info

Publication number
FR933415A
FR933415A FR933415DA FR933415A FR 933415 A FR933415 A FR 933415A FR 933415D A FR933415D A FR 933415DA FR 933415 A FR933415 A FR 933415A
Authority
FR
France
Prior art keywords
doorbell device
doorbell
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
Rachmil Goldenberg
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 filed Critical
Application granted granted Critical
Publication of FR933415A publication Critical patent/FR933415A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/02—Audible signalling systems; Audible personal calling systems using only mechanical transmission

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR933415D 1946-09-12 1946-09-12 Dispositif de sonnnerie Expired FR933415A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR933415T 1946-09-12

Publications (1)

Publication Number Publication Date
FR933415A true FR933415A (fr) 1948-04-20

Family

ID=9455516

Family Applications (1)

Application Number Title Priority Date Filing Date
FR933415D Expired FR933415A (fr) 1946-09-12 1946-09-12 Dispositif de sonnnerie

Country Status (1)

Country Link
FR (1) FR933415A (fr)

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