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Walter Voll
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Hassfurt, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Hand-held radio transmitter
Patent number
D465206
Issue date
Nov 5, 2002
Mannesmann VDO AG
Heinz Hasselmann
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Sending head for a handheld wireless transmitter
Patent number
D440217
Issue date
Apr 10, 2001
Mannesmann AG
Heinz Hasselmann
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Method and apparatus for the wireless control of lift devices by in...
Patent number
5,402,257
Issue date
Mar 28, 1995
Mannesmann Aktiengessellschaft
Heinz Hasselmann
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Push button operated multi-step switch including flexible circuit b...
Patent number
5,268,542
Issue date
Dec 7, 1993
Mannesmann Aktiengesellschaft
Walter Voll
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Delay circuit for interior illumination means of a motor vehicle
Patent number
4,385,258
Issue date
May 24, 1983
Walter Voll
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Remote control circuit
Patent number
4,375,106
Issue date
Feb 22, 1983
Walter Voll
G08 - SIGNALLING
Information
Patent Grant
Apparatus to indicate the spacing between a vehicle and a metal art...
Patent number
4,232,286
Issue date
Nov 4, 1980
Walter Voll
G01 - MEASURING TESTING
Information
Patent Grant
Metal detector circuit with automatic optimum sensitivity adjustment
Patent number
4,204,160
Issue date
May 20, 1980
Walter Voll
G01 - MEASURING TESTING