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
CA902774A
Inventor
Hess 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.)
INTERNATIONALE POUR LA DIFFUSION de la CULTURE EUROPEENNE SOC IETE ANONYME (CIDICE) Cie
Original Assignee
INTERNATIONALE POUR LA DIFFUSION de la CULTURE EUROPEENNE SOC IETE ANONYME (CIDICE) Cie
Publication date
Application grantedgrantedCritical
Publication of CA902774ApublicationCriticalpatent/CA902774A/en