Frederick D. Paulsen

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Holiday Island, AR, US

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Patents Grantslast 30 patents

Information Patent Grant
Anti-reverse flow mechanism for centrifugal blowers
- Patent number 7,128,526
- Issue date Oct 31, 2006
- Fasco Industries, Inc.
- Frederick D Paulsen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Draft inducer having single piece metal impeller and improved housing
- Patent number 6,881,035
- Issue date Apr 19, 2005
- Fasco Industries, Inc.
- Frederick D. Paulsen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Anti-reverse flow mechanism for centrifugal blowers
- Publication number 20050249587
- Publication date Nov 10, 2005
- Frederick D. Paulsen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Furnace distribution blower without a blower housing
- Publication number 20050194003
- Publication date Sep 8, 2005
- Frederick D. Paulsen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...