4. Environmental heating and cooling; fluid handling and sanitary e
  5. Heating or cooling
  6. Element or attachment, not elsewhere specified

David A. Pryor

Inventor

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Compressed gas integral regulator and flowmeter

Fluid handling – Systems – Flow path with serial valves and/or closures
Patent

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Cutting torch head

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Gas cutting torch

Metallurgical apparatus – Means for cutting solid metal with heat – e.g. – blowpipes
Reexamination Certificate

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Hand torch

Tools and hardware – Other tools and implements – Fusing – e.g. – soldering – etc.
Patent

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Mixer for cutting torch

Gas: heating and illuminating – Mixers
Patent

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Profile ID: LFUS-PAI-P-215642

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