Inventor
HENEGAR C SHERILL
US3 patents
Patents
3 patentsUS6220305B1Apr 24, 2001
Coal tar enamel coated steel pipe and process for same
REILLY IND INC5 citations71
US5713393AFeb 3, 1998
Coal tar enamel coated steel pipe and process for same
REILLY IND INC7 citations71
US5567480AOct 22, 1996
Coal tar enamel coated steel pipe and process for producing same
REILLY IND INC4 citations60