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Eugen Mattheiss
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Lauchheim, DE
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last 30 patents
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Patent Grant
Hydro-impulse screwing device
Patent number
5,217,079
Issue date
Jun 8, 1993
Cooper Industries, Inc.
Konrad K. Kettner
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Power-operated tool
Patent number
5,060,772
Issue date
Oct 29, 1991
Cooper Industries, Inc.
Heinz-Gerhard Anders
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Torque limiting screw-tightening tool
Patent number
4,833,952
Issue date
May 30, 1989
Cooper Industries, Inc.
Dieter Stein
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Power tool, in particular a hand-held compressed air screwdriver
Patent number
4,467,877
Issue date
Aug 28, 1984
Deutsche Gardner-Denver GmbH
Jurgen K. D. Koltermann
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Power tool, in particular a hand-held compressed air screw driver
Patent number
4,320,806
Issue date
Mar 23, 1982
Deutsche Gardner-Denver GmbH
Jurgen K. D. Koltermann
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS