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
CA874207A
Inventor
Verheij Adriaan
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.)
Nvh Verheij's Machines
Original Assignee
Nvh Verheij's Machines
Publication date
Application grantedgrantedCritical
Publication of CA874207ApublicationCriticalpatent/CA874207A/en