Inventor
HAY EDWARD C
US3 patents
Patents
3 patentsUS5507408AApr 16, 1996
Disposal container with locking closure
SAGE PRODUCTS INC70 citations94
US5611451AMar 18, 1997
Disposal container with locking closure and indicator to provide visual indication of locking of closure
SAGE PRODUCTS INC30 citations90
US6500142B1Dec 31, 2002
Covered suction device with closure
SAGE PRODUCTS INC41 citations89