4. G - Physics
  5. 06
  6. F

Jack C. Penn

G - Physics – 06 – F

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Inventor

Country: United States Of America

Digital pressure controller

G - Physics – 05 – D
Patent

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Memory gauge for obtaining information in a well bore

G - Physics – 06 – F
Patent

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Power conserving self-contained downhole gauge system

E - Fixed Constructions – 21 – B
Patent

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Self-contained downhole gauge system

E - Fixed Constructions – 21 – B
Patent

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Self-contained downhole guage system

E - Fixed Constructions – 21 – B
Patent

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Profile ID: LFCA-PAI-P-1086499

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