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Dinklage, DE
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Patents Grants
last 30 patents
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Patent Grant
Rock drill bit
Patent number
8,960,336
Issue date
Feb 24, 2015
Heller Tools GmbH
Heinrich Kersten
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
ROCK DRILL BIT
Publication number
20110168453
Publication date
Jul 14, 2011
Illinois Tool Works Inc.
Heinrich Kersten
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR