Don E. Avery

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Honolulu, HI, US

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Patents Grantslast 30 patents

Information Patent Grant
Low head, high volume pump apparatus
- Patent number 4,822,261
- Issue date Apr 18, 1989
- Don E. Avery
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Active control system for high speed windmills
- Patent number 4,718,825
- Issue date Jan 12, 1988
- Don E. Avery
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Low head, high volume pump apparatus and method
- Patent number 4,699,574
- Issue date Oct 13, 1987
- Don E. Avery
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Pump control system for windmills
- Patent number 4,392,785
- Issue date Jul 12, 1983
- Don E. Avery
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...