Marc A. Frey

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Oscillating dual bladder balanced pressure proportioning pump system
- Patent number 5,957,153
- Issue date Sep 28, 1999
- Frey Turbodynamics, Ltd.
- Max Frey
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vegetable cutting system
- Patent number 5,473,967
- Issue date Dec 12, 1995
- McCain Foods Limited
- Max Frey
- B26 - HAND CUTTING TOOLS CUTTING SEVERING