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
CA895765A
Inventor
H. Pinault Rene
Le Bourgeois Georges
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.)
POLIET AND CHAUSSON Ets
Original Assignee
POLIET AND CHAUSSON Ets
Publication date
Application grantedgrantedCritical
Publication of CA895765ApublicationCriticalpatent/CA895765A/en