F - Mech Eng,Light,Heat,Weapons – 16 – H
Patent
F - Mech Eng,Light,Heat,Weapons
16
H
255/14.7
F16H 7/00 (2006.01) E21B 3/04 (2006.01) E21B 19/16 (2006.01) F16G 13/00 (2006.01)
Patent
CA 988502
Fox Roy K.n.
Patterson Rowan W.
LandOfFree
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