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Ewald Gobel
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Karlsruhe, DE
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last 30 patents
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Patent Grant
Portable electronic device
Patent number
5,872,557
Issue date
Feb 16, 1999
IBP Pietzsch GmbH
Karl-Heinz Wiemer
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Method of and a device for safeguarding a vehicle or machinery mova...
Patent number
4,920,520
Issue date
Apr 24, 1990
IBP Pietzsch GmbH
Ewald Gobel
G05 - CONTROLLING REGULATING