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CPC
G08B3/1075
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Parent Industries
G
PHYSICS
G08
Signaling
G08B
SIGNALLING OR CALLING SYSTEMS ORDER TELEGRAPHS ALARM SYSTEMS
G08B3/00
Audible signalling systems Audible personal calling systems
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G08B3/1075
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Patents Grants
last 30 patents
Information
Patent Grant
Process for operating a security system for the protection of perso...
Patent number
7,030,751
Issue date
Apr 18, 2006
Atral
Jean Malot
G08 - SIGNALLING
Information
Patent Grant
System for charging a rechargeable battery of a portable unit in a...
Patent number
5,367,242
Issue date
Nov 22, 1994
Ericsson Radio Systems B.V.
Fredericus W. M. Hulman
G08 - SIGNALLING
Information
Patent Grant
Pager system with use monitoring
Patent number
5,357,244
Issue date
Oct 18, 1994
Ericsson Radio Systems B.V.
Nicolaas C. van Zijl
G08 - SIGNALLING
Information
Patent Grant
System for detecting the presence in a rack of a portable unit suit...
Patent number
5,194,856
Issue date
Mar 16, 1993
Ericsson Radio Systems B.V.
Gauke K. Zijlstra
G08 - SIGNALLING
Information
Patent Grant
Paging receiver and transmitting device adapted to said receiver
Patent number
4,688,034
Issue date
Aug 18, 1987
Ericsson Paging Systems B.V.
Cornelis C. de Graaf
G08 - SIGNALLING
Information
Patent Grant
Anti-theft alarm with coded radio link
Patent number
4,110,738
Issue date
Aug 29, 1978
Voxon S.p.A.
Leone Glicerio Sattin
B60 - VEHICLES IN GENERAL
Information
Patent Grant
3808538
Patent number
3,808,538
Issue date
Apr 30, 1974
G08 - SIGNALLING
Information
Patent Grant
3418650
Patent number
3,418,650
Issue date
Dec 24, 1968
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
Process for operating a security system for the protection of perso...
Publication number
20040212491
Publication date
Oct 28, 2004
Jean Malot
G08 - SIGNALLING