Inventor

WAGSTAFF FRANK EVERTON

US3 patents

Patents

3 patents

US6085828AJul 11, 2000

Molten metal admission control in casting

WAGSTAFF INC11 citations69

US5850870ADec 22, 1998

Molten metal admission control in casting

WAGSTAFF INC5 citations69

US5709260AJan 20, 1998

Molten metal admission control in casting

WAGSTAFF INC5 citations69