Wilhelm Cramer

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Brilon-Messinghausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Plug arrangement for a cell vent of a storage battery
- Patent number 6,677,075
- Issue date Jan 13, 2004
- Accumulatorenwerke Hoppecke Carl Zoellner & Sohn GmbH & Co. KG
- Wilhelm Cramer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-cell storage battery with gas vent in a cover assembly
- Patent number 6,660,426
- Issue date Dec 9, 2003
- Accumulatorenwerke Hoppecke Carl Zoellner & Sohn GmbH & Co. KG
- Werner Hampe
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Multi-cell storage battery
- Publication number 20020031699
- Publication date Mar 14, 2002
- Werner Hampe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Plug arrangement
- Publication number 20010041286
- Publication date Nov 15, 2001
- Wilhelm Cramer
- H01 - BASIC ELECTRIC ELEMENTS