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
CA682975A
Inventor
Higashiuchi Kazuo
W. Kleinschmidt Albert
G. Ferrari Charles
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.)
J R SHORT CANADIAN MILLS Ltd
Original Assignee
J R SHORT CANADIAN MILLS Ltd
Publication date
Application grantedgrantedCritical
Publication of CA682975ApublicationCriticalpatent/CA682975A/en