Inventor
RUPAR ROBERT
US3 patents
Patents
3 patentsUS6488218B1Dec 3, 2002
Sprinkler head conversion for pop-up assembly
NELSON IRRIGATION CORP54 citations91
US7140563B2Nov 28, 2006
Linear-feed irrigation apparatus and related method
NELSON IRRIGATION CORP17 citations89
US7510132B2Mar 31, 2009
Linear-feed irrigation apparatus and related method
NELSON IRRIGATION CORP4 citations59