4. G - Physics
  5. 01
  6. S

Douglas W. Spencer

G - Physics – 01 – S

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Country: United States Of America

Apparatus and method of determining casing thickness and...

G - Physics – 01 – N
Patent

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Apparatus and method of determining casing thickness and...

G - Physics – 01 – B
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Apparatus and method of determining casing thickness and...

G - Physics – 01 – N
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Communication system for pipeline inspection

F - Mech Eng,Light,Heat,Weapons – 16 – L
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Downhole hydraulic pipe cutter

E - Fixed Constructions – 21 – B
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Profile ID: LFCA-PAI-P-1437998

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