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

John C. Wolf

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

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Debris catcher for collecting well debris

E - Fixed Constructions – 21 – B
Patent

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Downhole debris removal tool

E - Fixed Constructions – 21 – B
Patent

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Downhole scraper

E - Fixed Constructions – 21 – B
Patent

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Flexible coupling for rotatable shafts

F - Mech Eng,Light,Heat,Weapons – 16 – D
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Profile ID: LFCA-PAI-P-168381

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