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Inventor
DUSCHA HELMUT
DE
3 patents
Patents
3 patents
US7401667B2
Jul 22, 2008
Multi-purpose drilling tool
BOSCH GMBH ROBERT
20 citations
89
USD525272S
Jul 18, 2006
Rotary impact drill bit
BOSCH GMBH ROBERT
12 citations
78
US7913777B2
Mar 29, 2011
Rock drill
BOSCH GMBH ROBERT
4 citations
60