F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
255/38, 64/4
F16L 37/00 (2006.01) E21B 7/00 (2006.01) E21B 17/03 (2006.01) E21B 17/22 (2006.01) E21B 19/00 (2006.01) E21B 25/00 (2006.01) E21B 25/04 (2006.01) E21B 49/02 (2006.01)
Patent
CA 951130
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