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
CA186,706A
Inventor
Leroy F. Mcfarlane
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.)
COILFORM CO
Original Assignee
COILFORM CO
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by COILFORM COfiledCriticalCOILFORM CO
Priority to CA186,706ApriorityCriticalpatent/CA1008522A/en
Application grantedgrantedCritical
Publication of CA1008522ApublicationCriticalpatent/CA1008522A/en