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

John G. Oldsen

E - Fixed Constructions – 21 – D

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Inventor

Country: United States Of America

Cable bolt and method of use in supporting a rock formation

E - Fixed Constructions – 21 – D
Patent

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Cable bolt driver

E - Fixed Constructions – 21 – D
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Cable bolt head

E - Fixed Constructions – 21 – D
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Cable bolt with mixing delay device

E - Fixed Constructions – 21 – D
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Combination cable bolt head

E - Fixed Constructions – 21 – D
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Mine roof bolt with resin control surface

E - Fixed Constructions – 21 – D
Patent

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Profile ID: LFCA-PAI-P-1431849

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