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
CA843953A
Inventor
P. Claxton George
G. Fallon Frances
M. Roberts Edward
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.)
Richardson Vicks Ltd Canada
Original Assignee
Richardson Merrell Canada Ltd
Publication date
Application grantedgrantedCritical
Publication of CA843953ApublicationCriticalpatent/CA843953A/en