Alexander Knappe

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Rietheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Drive arrangement for an electric motor
- Patent number 5,889,922
- Issue date Mar 30, 1999
- Marquardt GmbH
- Michael Bufe
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Braking circuit switch for an electric motor
- Patent number 5,644,112
- Issue date Jul 1, 1997
- Marquardt GmbH
- August Geiger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Braking circuit for an electric motor
- Patent number 5,449,992
- Issue date Sep 12, 1995
- Marquardt GmbH
- August Geiger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER