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
CA668102A
Inventor
Deflandre Rene
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.)
DITE DEREFA POUR LE DEVELOPPEMENT RECHERCHES E T FABRICATIONS INDUSTRIELLES Ets Ste
Original Assignee
DITE DEREFA POUR LE DEVELOPPEMENT RECHERCHES E T FABRICATIONS INDUSTRIELLES Ets Ste
Publication date
Application grantedgrantedCritical
Publication of CA668102ApublicationCriticalpatent/CA668102A/en