4. Conveyors: power-driven
  5. Conveyor or accessory therefor specialized to convey people
  6. By stairway having steps forming an endless member

Raymond J. Cipra

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Circular escalator

Conveyors: power-driven – Conveyor or accessory therefor specialized to convey people – By stairway having steps forming an endless member
Patent

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Manufacture of functionally graded carbon-carbon composites

Coating processes – Coating by vapor – gas – or smoke – Carbon or carbide coating
Reexamination Certificate

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Manufacture of thick preform composites via multiple...

Plastic and nonmetallic article shaping or treating: processes – Carbonizing to form article – Filaments
Reexamination Certificate

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Molding processes and tool therefor

Plastic article or earthenware shaping or treating: apparatus – Preform reshaping or resizing means: or vulcanizing means... – Including shaping means comprising fluid pressure contacting...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1652377

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