FR1080131A - Perfectionnements aux avertisseurs - Google Patents

Perfectionnements aux avertisseurs

Info

Publication number
FR1080131A
FR1080131A FR1080131DA FR1080131A FR 1080131 A FR1080131 A FR 1080131A FR 1080131D A FR1080131D A FR 1080131DA FR 1080131 A FR1080131 A FR 1080131A
Authority
FR
France
Prior art keywords
alarms
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)
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.)
Electric Auto Lite Co
Original Assignee
Electric Auto Lite Co
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 Electric Auto Lite Co filed Critical Electric Auto Lite Co
Application granted granted Critical
Publication of FR1080131A publication Critical patent/FR1080131A/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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/22—Mountings; Casings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR1080131D 1953-05-23 1953-05-23 Perfectionnements aux avertisseurs Expired FR1080131A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1080131T 1953-05-23

Publications (1)

Publication Number Publication Date
FR1080131A true FR1080131A (fr) 1954-12-07

Family

ID=9609479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1080131D Expired FR1080131A (fr) 1953-05-23 1953-05-23 Perfectionnements aux avertisseurs

Country Status (1)

Country Link
FR (1) FR1080131A (fr)

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