Donald L. Hager

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Elmira, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Portable fluid transfer pump
- Patent number 4,101,950
- Issue date Jul 18, 1978
- Facet Enterprises, Inc.
- Donald L. Hager
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...