NL7514250A - Draagbare alarminrichting met sirene. - Google Patents

Draagbare alarminrichting met sirene.

Info

Publication number
NL7514250A
NL7514250A NL7514250A NL7514250A NL7514250A NL 7514250 A NL7514250 A NL 7514250A NL 7514250 A NL7514250 A NL 7514250A NL 7514250 A NL7514250 A NL 7514250A NL 7514250 A NL7514250 A NL 7514250A
Authority
NL
Netherlands
Prior art keywords
siren
alarm device
portable alarm
portable
alarm
Prior art date
Application number
NL7514250A
Other languages
English (en)
Original Assignee
Itt
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 Itt filed Critical Itt
Publication of NL7514250A publication Critical patent/NL7514250A/nl

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)
  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
NL7514250A 1974-12-11 1975-12-08 Draagbare alarminrichting met sirene. NL7514250A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7059974A IT1030082B (it) 1974-12-11 1974-12-11 Apparecchio a strena portalle segnalatore d allarme

Publications (1)

Publication Number Publication Date
NL7514250A true NL7514250A (nl) 1976-06-15

Family

ID=11314121

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7514250A NL7514250A (nl) 1974-12-11 1975-12-08 Draagbare alarminrichting met sirene.

Country Status (8)

Country Link
BE (1) BE836516A (nl)
CH (1) CH607176A5 (nl)
DE (1) DE2552744A1 (nl)
ES (1) ES443363A1 (nl)
FR (1) FR2294494A1 (nl)
GB (1) GB1480689A (nl)
IT (1) IT1030082B (nl)
NL (1) NL7514250A (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3103370A1 (de) * 1981-01-29 1982-11-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Tragbarer hausnotrufsender
US7063040B2 (en) * 2004-04-20 2006-06-20 David Terry Woods Portable air horn apparatus

Also Published As

Publication number Publication date
GB1480689A (en) 1977-07-20
BE836516A (nl) 1976-06-11
ES443363A1 (es) 1977-04-16
DE2552744A1 (de) 1976-06-16
IT1030082B (it) 1979-03-30
FR2294494A1 (fr) 1976-07-09
CH607176A5 (nl) 1978-11-30
FR2294494B3 (nl) 1979-09-21

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Legal Events

Date Code Title Description
CNR Transfer of rights (patent application after its laying openfor public ins pection)

Free format text: I.A.O. INDUSTRIE RIUNITE S.P.A.

BV The patent application has lapsed