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FR527800A - Sonnerie électrique biphonique - Google Patents

Sonnerie électrique biphonique

Info

Publication number
FR527800A
FR527800A FR527800A FR527800DA FR527800A FR 527800 A FR527800 A FR 527800A FR 527800 A FR527800 A FR 527800A FR 527800D A FR527800D A FR 527800DA FR 527800 A FR527800 A FR 527800A
Authority
FR
France
Prior art keywords
biphonic
bell
electric
electric biphonic
biphonic bell
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
FR527800A
Other languages
English (en)
Inventor
Mario Mei
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 FR527800A publication Critical patent/FR527800A/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)
FR527800A 1920-11-30 1920-11-30 Sonnerie électrique biphonique Expired FR527800A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR527800T 1920-11-30

Publications (1)

Publication Number Publication Date
FR527800A true FR527800A (fr) 1921-10-29

Family

ID=8921593

Family Applications (1)

Application Number Title Priority Date Filing Date
FR527800A Expired FR527800A (fr) 1920-11-30 1920-11-30 Sonnerie électrique biphonique

Country Status (1)

Country Link
FR (1) FR527800A (fr)

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