4. E - Fixed Constructions
  5. 21
  6. B

Jonathan Brent Fraser

E - Fixed Constructions – 21 – B

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Inventor

Country: Canada

Improved cam follower for power tongs and other uses

E - Fixed Constructions – 21 – B
Patent

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Jaw assembly for gripping pipes

E - Fixed Constructions – 21 – B
Patent

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Power tong with sliding jaw

E - Fixed Constructions – 21 – B
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Power tong with sliding jaw

B - Operations – Transporting – 25 – B
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Profile ID: LFCA-PAI-P-1462925

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