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FR524415A - Perfectionnements aux sonneries électriques et appareils similaires - Google Patents

Perfectionnements aux sonneries électriques et appareils similaires

Info

Publication number
FR524415A
FR524415A FR524415A FR524415DA FR524415A FR 524415 A FR524415 A FR 524415A FR 524415 A FR524415 A FR 524415A FR 524415D A FR524415D A FR 524415DA FR 524415 A FR524415 A FR 524415A
Authority
FR
France
Prior art keywords
similar devices
electric bells
bells
electric
similar
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
FR524415A
Other languages
English (en)
Inventor
Blum
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 FR524415A publication Critical patent/FR524415A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
    • G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR524415A 1920-09-20 1920-09-20 Perfectionnements aux sonneries électriques et appareils similaires Expired FR524415A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR524415T 1920-09-20

Publications (1)

Publication Number Publication Date
FR524415A true FR524415A (fr) 1921-09-03

Family

ID=8919281

Family Applications (1)

Application Number Title Priority Date Filing Date
FR524415A Expired FR524415A (fr) 1920-09-20 1920-09-20 Perfectionnements aux sonneries électriques et appareils similaires

Country Status (1)

Country Link
FR (1) FR524415A (fr)

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