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
CA680899A
Inventor
G. Stevens Robert
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.)
Molding Engineers Inc
Original Assignee
Molding Engineers Inc
Publication date
Application grantedgrantedCritical
Publication of CA680899ApublicationCriticalpatent/CA680899A/en