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Bernd Kruse
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Gummersbach, DE
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Patents Grants
last 30 patents
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Patent Grant
Manual sharpener for teeth of chain saws
Patent number
D670990
Issue date
Nov 20, 2012
August Rueggeberg GmbH & Co. KG
Bernd Kruse
D08 - Tools and hardware
Information
Patent Grant
Sharpening device for manually sharpening the cutting teeth of saw...
Patent number
8,291,790
Issue date
Oct 23, 2012
August Ruggeberg GmbH & Co. KG
Klemens Schlimbach
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
SHARPENING DEVICE FOR MANUALLY SHARPENING THE CUTTING TEETH OF SAW...
Publication number
20110088515
Publication date
Apr 21, 2011
August Ruggeberg GmbH & Co. KG
Klemens SCHLIMBACH
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR