4. Rotary expansible chamber devices
  5. Methods

Edward H. Gervais

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High torque low speed hydraulic motor with rotary valving

Rotary expansible chamber devices – Methods
Patent

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Internally generated rotor set for low viscosity and...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Reexamination Certificate

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Internally generated rotor set for low viscosity and...

Dispensing – Volume or rate of flow metering
Reexamination Certificate

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Profile ID: LFUS-PAI-P-231101

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