4. F - Mech Eng,Light,Heat,Weapons
  5. 16
  6. K

Clarence William Johnson

F - Mech Eng,Light,Heat,Weapons – 16 – K

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Details

Inventor

Country: Canada

Cushion connector

E - Fixed Constructions – 21 – B
Patent

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Cushion connector

E - Fixed Constructions – 21 – B
Patent

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Dump/stop valve for surface controller subsurface safety valve

E - Fixed Constructions – 21 – B
Patent

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High-low indicator

F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent

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Safety valve actuator assembly

F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent

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Cushion connector

E - Fixed Constructions – 21 – B
Patent

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Profile ID: LFCA-PAI-P-1097740

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