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
CA613264A
Inventor
Crevoisier Marcel
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.)
NOUVELLE DIENY ET LUCAS Ste
Original Assignee
NOUVELLE DIENY ET LUCAS Ste
Publication date
Application grantedgrantedCritical
Publication of CA613264ApublicationCriticalpatent/CA613264A/en