Thomas Prowald

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Dirmingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Electric switch insertable into a control/display screen
- Patent number 6,960,732
- Issue date Nov 1, 2005
- Whirlpool Corporation
- Edgar Spiegel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Snap-in locking device for a multistage rotary switch
- Patent number 6,727,449
- Issue date Apr 27, 2004
- Whirlpool Corporation
- Edgar Spiegel
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Snap-in locking device for a multistage rotary switch
- Publication number 20030141175
- Publication date Jul 31, 2003
- Edgar Spiegel
- H01 - BASIC ELECTRIC ELEMENTS