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

Inc. Jack Kennedy Metal Products & Buildings

E - Fixed Constructions – 21 – F

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Owner

Country: United States Of America

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Door system for a mine stopping

E - Fixed Constructions – 21 – F
Patent

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Method of sealing off a mine passageway

E - Fixed Constructions – 21 – F
Patent

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Mine door installation

E - Fixed Constructions – 21 – F
Patent

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Mine stopping

E - Fixed Constructions – 21 – F
Patent

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Mine stopping and braces therefor

E - Fixed Constructions – 21 – F
Patent

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Profile ID: LFCA-PAI-P-1321109

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