Inventor
HOFFMAN KENNETH F
US5 patents
Patents
5 patentsUS4587862AMay 13, 1986
Transmission for pumps
HALE FIRE PUMP CO63 citations93
US4448256AMay 15, 1984
Foam liquid proportioner
HALE FIRE PUMP CO32 citations89
US4653978AMar 31, 1987
Relief valve system
HALE FIRE PUMP CO8 citations72
US4721029AJan 26, 1988
Pressurized fluid supply means for rescue tools
HALE FIRE PUMP CO10 citations69
US4024886AMay 24, 1977
Rotary valve
HALE FIRE PUMP CO4 citations59