Inventor

WELCH BING

4 patents

Patents

4 patents

US5320233AJun 14, 1994

Tamper evident lug cap

ALUMINUM CO OF AMERICA69 citations92

US3971489AJul 27, 1976

Container closure

ALUMINUM CO OF AMERICA21 citations80

USD257831SJan 13, 1981

Closure overcap

ALUMINUM CO OF AMERICA6 citations70

USD259179SMay 12, 1981

Knurled closure

ALUMINUM CO OF AMERICA5 citations59