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

Samuel L. Penny

E - Fixed Constructions – 21 – B

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Bearing separator and sealing system for rock bit

E - Fixed Constructions – 21 – B
Patent

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Cantilevered roller separator for rock bit bearing

E - Fixed Constructions – 21 – B
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Roller separator for bit bearings

E - Fixed Constructions – 21 – B
Patent

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Sealing system for a rotary rock bit

E - Fixed Constructions – 21 – B
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Profile ID: LFCA-PAI-P-211653

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