4. Metallurgical apparatus
  5. Means for cutting solid metal with heat, e.g., blowpipes
  6. With torch mounting means

David R. Draper

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Adjustable master brake die

Metal deforming – By relatively movable offset tool-faces – With tool motion in fixed path
Patent

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Bladeless conical radial turbine and method

Rotary kinetic fluid motors or pumps – Smooth runner surface for working fluid frictional contact
Reexamination Certificate

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Break away torch holder for cutting machines

Metallurgical apparatus – Means for cutting solid metal with heat – e.g. – blowpipes – With torch mounting means
Patent

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Profile ID: LFUS-PAI-P-74346

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