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
CA618972A
Inventor
Lechat Paul
Chareton Jean
R. Charonnat Raymond
Boime Andre
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.)
SOLANGE C CHARONNAT
Original Assignee
SOLANGE C CHARONNAT
Publication date
Application grantedgrantedCritical
Publication of CA618972ApublicationCriticalpatent/CA618972A/en