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
CA602917A
Inventor
Dessureaux Silien
J. A. Faucher Roland
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.)
Technical Managers Inc
Original Assignee
Technical Managers Inc
Publication date
Application grantedgrantedCritical
Publication of CA602917ApublicationCriticalpatent/CA602917A/en