FR1477540A - Sirènes d'alarme ou de signalisation - Google Patents

Sirènes d'alarme ou de signalisation

Info

Publication number
FR1477540A
FR1477540A FR49434A FR49434A FR1477540A FR 1477540 A FR1477540 A FR 1477540A FR 49434 A FR49434 A FR 49434A FR 49434 A FR49434 A FR 49434A FR 1477540 A FR1477540 A FR 1477540A
Authority
FR
France
Prior art keywords
sirens
signaling
alarm
signaling sirens
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
FR49434A
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.)
ENCO SOC
Original Assignee
ENCO SOC
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 ENCO SOC filed Critical ENCO SOC
Priority to FR49434A priority Critical patent/FR1477540A/fr
Application granted granted Critical
Publication of FR1477540A publication Critical patent/FR1477540A/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
    • G10K7/00—Sirens
    • G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
    • G10K7/04—Sirens in which the sound-producing member is rotated manually or by a motor by an electric motor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR49434A 1966-02-14 1966-02-14 Sirènes d'alarme ou de signalisation Expired FR1477540A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR49434A FR1477540A (fr) 1966-02-14 1966-02-14 Sirènes d'alarme ou de signalisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49434A FR1477540A (fr) 1966-02-14 1966-02-14 Sirènes d'alarme ou de signalisation

Publications (1)

Publication Number Publication Date
FR1477540A true FR1477540A (fr) 1967-04-21

Family

ID=8601239

Family Applications (1)

Application Number Title Priority Date Filing Date
FR49434A Expired FR1477540A (fr) 1966-02-14 1966-02-14 Sirènes d'alarme ou de signalisation

Country Status (1)

Country Link
FR (1) FR1477540A (fr)

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