Marshall G. Nielsen

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Woodside, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Water displacement mercury pump
- Patent number 4,534,709
- Issue date Aug 13, 1985
- United States of America as represented by the United States Department of En...
- Marshall G. Nielsen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...