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
CA633939A
Inventor
W. Paxton Elisha
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.)
Stratabar Process Co
Original Assignee
Stratabar Process Co
Publication date
Application grantedgrantedCritical
Publication of CA633939ApublicationCriticalpatent/CA633939A/en