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Patents

CENTER ROCK VIRTUAL PATENTS*

RX & RCX HAMMERSRF HAMMERSLP DRILL w/ RF HAMMERSRX & RCX BITSROTO LOCSPIRAL FACE BIT
8,915,314
2,718,669
2009231791
2012203653
1051069-1
3508/KOLNP/2010
1351036-7
CL 49631 (1015 2010)
8,631,884 8,631,884 8,631,884
2,742,0242,742,0242,742,024
2011/039732011/039732011/03973
1150504-71150504-71150504-7
2011202 4812011202 4812011202 481
10-152776010-152776010-1527760
1326-20111326-20111326-2011
14/295,92614/295,926
D656,974
8,439,135
9,821,422

 

*Protected by U.S. and International Patents. Additional Patents may be pending.