FR496367A - Electric horn for signals - Google Patents

Electric horn for signals

Info

Publication number
FR496367A
FR496367A FR496367DA FR496367A FR 496367 A FR496367 A FR 496367A FR 496367D A FR496367D A FR 496367DA FR 496367 A FR496367 A FR 496367A
Authority
FR
France
Prior art keywords
signals
electric horn
horn
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
Louis Chollet
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 FR496367A publication Critical patent/FR496367A/en
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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/10—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR496367D 1919-02-28 1919-02-28 Electric horn for signals Expired FR496367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR496367T 1919-02-28

Publications (1)

Publication Number Publication Date
FR496367A true FR496367A (en) 1919-11-05

Family

ID=1531803

Family Applications (1)

Application Number Title Priority Date Filing Date
FR496367D Expired FR496367A (en) 1919-02-28 1919-02-28 Electric horn for signals

Country Status (1)

Country Link
FR (1) FR496367A (en)

Similar Documents

Publication Publication Date Title
FR501215A (en) Electric stopwatch
FR496367A (en) Electric horn for signals
FR512975A (en) Advanced electric reproducer for phonographs
FR522961A (en) Electrical connection for rails
FR529852A (en) Electric horn for cars
CH81859A (en) Signal apparatus
FR495818A (en) Electric headlight for automobiles
FR525439A (en) Electric bell for clocks
FR522234A (en) Fastener for electrical conductor
DK30180C (en) Electrical Signal Apparatus.
FR514931A (en) Reducer-contactor for electrical circuits
FR528061A (en) Receiving device for submarine signals
FR553072A (en) Electric heater for ladles
FR514439A (en) Electrical communication system for trains
FR502453A (en) Device for electrical actuation of signals
FR527451A (en) Electrical device for signal transmission
FR547695A (en) Electric contact for bell
FR22987E (en) Improvements to electrically controlled signals for railways
FR22538E (en) Improvements to electrically controlled signals for railways
DK28486C (en) Device for electric horn conductors.
DK30632C (en) Device for electric horn conductors.
FR546137A (en) Horn for phonograph
FR23624E (en) Improvements to electrically controlled signals for railways
FR512696A (en) Electric switch for double ignition
FR508886A (en) Safety device for electrical installation