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John C. Matthews

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Country: United States Of America

Improvements in car-couplings

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Patent

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Indexing sootblower

F - Mech Eng,Light,Heat,Weapons – 22 – B
Patent

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Vacuum sealing device for insulated steam injection tubing

F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent

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Improvements in car-couplings

Uncategorized
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Indexing sootblower

F - Mech Eng,Light,Heat,Weapons – 22 – B
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFCA-PAI-P-680449

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