Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA729370A
Inventor
E. Warren Richard
Miklosek Martin
L. Walters Emmett
V. Young Otto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Libbey Owens Ford Glass Co
Original Assignee
Emmett L Walters
Otto V Young
Richard E Warren
Libbey Owens Ford Glass Co
Publication date
Application grantedgrantedCritical
Publication of CA729370ApublicationCriticalpatent/CA729370A/en