4. Metal working
  5. Means to assemble or disassemble
  6. Puller or pusher means, contained force multiplying operator

Leo J. Kerivan

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Forms feeding apparatus

Severing by tearing or breaking – Breaking or tearing apparatus – Conveyer diverter for moving work
Patent

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Heat exchange tubing blade assembly

Heat exchange – Tubular structure – With discrete heat transfer means
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Method of making heat exchange tubing assembly

Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent

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Perforated web feeding apparatus

Advancing material of indeterminate length – Means to engage longitudinally spaced modifications in material – Pins on flexible belt or chain
Patent

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Perforated web feeding apparatus

Advancing material of indeterminate length – Means to engage longitudinally spaced modifications in material – Pins on flexible belt or chain
Patent

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Profile ID: LFUS-PAI-P-762917

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