4. Rotary expansible chamber devices
  5. Heat exchange or non-working fluid lubricating or sealing
  6. Non-working and working fluids intermix in working chamber

Richard E. Pikul

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Oil sealed single stage vacuum pump

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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Pulmonary diagnostic instrument including breath transducer

Surgery – Truss – Perineal
Patent

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Pulmonary diagnostic instrument including breath transducer

Surgery – Truss – Perineal
Patent

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Pulmonary diagnostic instrument unit

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Orthopedic or chiropractic
Patent

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Profile ID: LFUS-PAI-P-594065

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