FR978337A - Electric bell - Google Patents

Electric bell

Info

Publication number
FR978337A
FR978337A FR978337DA FR978337A FR 978337 A FR978337 A FR 978337A FR 978337D A FR978337D A FR 978337DA FR 978337 A FR978337 A FR 978337A
Authority
FR
France
Prior art keywords
electric bell
bell
electric
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
French (fr)
Inventor
Andre-Edouard-Joseph Lesaffre
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 FR978337A publication Critical patent/FR978337A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06Devices 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
    • G10K1/062Devices 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR978337D 1948-12-30 1948-12-30 Electric bell Expired FR978337A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR978337T 1948-12-30

Publications (1)

Publication Number Publication Date
FR978337A true FR978337A (en) 1951-04-12

Family

ID=9520413

Family Applications (1)

Application Number Title Priority Date Filing Date
FR978337D Expired FR978337A (en) 1948-12-30 1948-12-30 Electric bell

Country Status (1)

Country Link
FR (1) FR978337A (en)

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