4. F - Mech Eng,Light,Heat,Weapons
  5. 22
  6. B

John W. Jr. Dumont

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

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Inventor

Country: United States Of America

Boiler for use with charges of wood fuel

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

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Retractable carrier-platform device

B - Operations – Transporting – 60 – R
Patent

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Underfed stoker boiler for burning bituminous coal and other...

F - Mech Eng,Light,Heat,Weapons – 23 – C
Patent

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Retractable carrier-platform device

B - Operations – Transporting – 60 – R
Patent

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Profile ID: LFCA-PAI-P-803765

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