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
CA825566A
Inventor
J. Russell Fred
J. Nolin Roger
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.)
Norris Industries Pty Ltd
Original Assignee
Norris Industries Pty Ltd
Publication date
Application grantedgrantedCritical
Publication of CA825566ApublicationCriticalpatent/CA825566A/en