CH607176A5 - - Google Patents

Info

Publication number
CH607176A5
CH607176A5 CH1603775A CH1603775A CH607176A5 CH 607176 A5 CH607176 A5 CH 607176A5 CH 1603775 A CH1603775 A CH 1603775A CH 1603775 A CH1603775 A CH 1603775A CH 607176 A5 CH607176 A5 CH 607176A5
Authority
CH
Switzerland
Application number
CH1603775A
Inventor
Guiseppe Carena
Pietro Augusto Taci
Carlo Bertini
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 CH607176A5 publication Critical patent/CH607176A5/xx

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K7/00Sirens
    • G10K7/02Sirens in which the sound-producing member is rotated manually or by a motor
    • G10K7/04Sirens 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)
CH1603775A 1974-12-11 1975-12-10 CH607176A5 (cs)

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
CH607176A5 true CH607176A5 (cs) 1978-11-30

Family

ID=11314121

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1603775A CH607176A5 (cs) 1974-12-11 1975-12-10

Country Status (8)

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

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
DE2552744A1 (de) 1976-06-16
FR2294494B3 (cs) 1979-09-21
FR2294494A1 (fr) 1976-07-09
ES443363A1 (es) 1977-04-16
GB1480689A (en) 1977-07-20
IT1030082B (it) 1979-03-30
BE836516A (nl) 1976-06-11
NL7514250A (nl) 1976-06-15

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased