Daniel MacGregor

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Langley, Buckinghamshire, SL3 6EQ, GB

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Patents Grantslast 30 patents

Information Patent Grant
Extract of energy from the sea
- Patent number 4,231,711
- Issue date Nov 4, 1980
- Daniel MacGregor
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...