4. Marine propulsion
  5. Paddle wheel
  6. Having means to reposition paddle wheel assembly

William R. Hall

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Data processing system console

Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent

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Paddle wheel propulsion device kit

Marine propulsion – Paddle wheel – Having means to reposition paddle wheel assembly
Patent

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Paint and varnish stripping system

Cleaning and liquid contact with solids – Apparatus – With treating fluid purifying or separating means
Patent

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Profile ID: LFUS-PAI-P-1492162

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