Inventor
COOPER JR ROBERT D
US3 patents
Patents
3 patentsUS5316445AMay 31, 1994
Pumping apparatus with piston seal and cylinder removing means
WAGNER SPRAY TECH CORP11 citations71
US5192425AMar 9, 1993
Mounting base and assembly for pressure sensor, filter and pressure relief valve
WAGNER SPRAY TECH CORP15 citations70
US7886876B2Feb 15, 2011
On board oil reservoir for lubricating piston paint pump
WAGNER SPRAY TECH CORP2 citations57