Kenneth F. Hoffman

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Collegeville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pressurized fluid supply means for rescue tools
- Patent number 4,721,029
- Issue date Jan 26, 1988
- Hale Fire Pump Company
- Kenneth F. Hoffman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Relief valve system
- Patent number 4,653,978
- Issue date Mar 31, 1987
- Hale Fire Pump Company
- H. Alfred Eberhardt
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Transmission for pumps
- Patent number 4,587,862
- Issue date May 13, 1986
- Hale Fire Pump Company
- Kenneth F. Hoffman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Foam liquid proportioner
- Patent number 4,448,256
- Issue date May 15, 1984
- Hale Fire Pump Company
- H. Alfred Eberhardt
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Rotary valve
- Patent number 4,024,886
- Issue date May 24, 1977
- Hale Fire Pump Company
- H. Alfred Eberhardt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...