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
CA814365A
Inventor
E. Badger Alfred
B. O'connell Thomas
W. Oelke Waldemar
J. Lehr Glen
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
Glen J Lehr
Thomas B O'connell
Waldemar W Oelke
Libbey Owens Ford Glass Co
Publication date
Application grantedgrantedCritical
Publication of CA814365ApublicationCriticalpatent/CA814365A/en