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Uwe Hackel
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Gerlingen, DE
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last 30 patents
Information
Patent Grant
Vibration pickup with pressure sheath
Patent number
6,279,381
Issue date
Aug 28, 2001
Robert Bosch GmbH
Hartmut Brammer
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Vibration pick-up with pressure sleeve
Patent number
5,872,307
Issue date
Feb 16, 1999
Robert Bosch GmbH
Hartmut Brammer
G01 - MEASURING TESTING
Information
Patent Grant
Pressure sleeve
Patent number
5,798,453
Issue date
Aug 25, 1998
Robert Bosch GmbH
Hartmut Brammer
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Vibration pick-up and method of producing the same
Patent number
5,739,418
Issue date
Apr 14, 1998
Robert Bosch GmbH
Uwe Hackel
G01 - MEASURING TESTING