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
CA665839A
Inventor
A. J. Bouillenne-Walrand Marie
Wetroff Georges
Khaladji Jean
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.)
Individual
Original Assignee
Individual
Publication date
Application grantedgrantedCritical
Publication of CA665839ApublicationCriticalpatent/CA665839A/en