Inventor

GURNEY ROBERT

US4 patents

Patents

4 patents

US5433484AJul 18, 1995

Double containment pipe and fitting joint

ENFIELD IND CORP49 citations93

US5624140AApr 29, 1997

Double containment pipe fitting

ENFIELD IND CORP39 citations89

US5529656AJun 25, 1996

Method of making fitting joint for double containment pipe

ENFIELD IND CORP26 citations89

US6649015B1Nov 18, 2003

Method of making fitting joint for double containment pipe

ENFIELD IND CORP1 citations49