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
CA810624A
Inventor
H. M. J. Ernst Marc
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.)
LES PETITS-FILS DE LEONARD DANEL SA
Original Assignee
LES PETITS-FILS DE LEONARD DANEL SA
Publication date
Application grantedgrantedCritical
Publication of CA810624ApublicationCriticalpatent/CA810624A/en