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
CA876345A
Inventor
W. Wilkerson Alan
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.)
WEB PRESS ENGINEERING
Original Assignee
WEB PRESS ENGINEERING
Publication date
Application grantedgrantedCritical
Publication of CA876345ApublicationCriticalpatent/CA876345A/en