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Essen, DE
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last 30 patents
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Patent Grant
Method and apparatus for protecting a fluid-operated percussion dev...
Patent number
6,672,403
Issue date
Jan 6, 2004
Krupp Berco Bautechnik GmbH
Torsten Ahr
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
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Patent Application
Holding device for the inner seal of a fluid-operated percussion drive
Publication number
20030136586
Publication date
Jul 24, 2003
Hans-Jurgen Schneider
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Method and apparatus for protecting a fluid-operated percussion dev...
Publication number
20020185285
Publication date
Dec 12, 2002
Torsten Ahr
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS