4. Rotary expansible chamber devices
  5. Apertured bypass to pressurize or relieve working chamber...

Yasuo Hirooka

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Carrier unit of substrate transfer apparatus

Material or article handling – Apparatus for moving material between zones having different...
Reexamination Certificate

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Edge-holding aligner

Photocopying – Projection printing and copying cameras – Detailed holder for photosensitive paper
Reexamination Certificate

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Screw pump

Rotary expansible chamber devices – Apertured bypass to pressurize or relieve working chamber...
Patent

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Profile ID: LFUS-PAI-P-1990904

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