4. Machines not elsewhere specified
  5. Pump or compressor
  6. Gasoline or oil pump

Robert D. Whitehill

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Globoid-worm compressor

Machines not elsewhere specified – Pump or compressor – Gasoline or oil pump
Patent

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Globoid-worm compressor with single piece housing

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Non-working and working fluids intermix in working chamber
Patent

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Profile ID: LFUS-PAI-P-1288739

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