4. F - Mech Eng,Light,Heat,Weapons
  5. 16
  6. D

Roy J. Walker

F - Mech Eng,Light,Heat,Weapons – 16 – D

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Inventor

Country: United States Of America

Elevator safety brake

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

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Synthetic fiber rope for an elevator

D - Textiles – Paper – 07 – B
Patent

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Synthetic fiber rope for an elevator

D - Textiles – Paper – 07 – B
Patent

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Profile ID: LFCA-PAI-P-1265285

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