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
CA692076A
Inventor
M. Parker John
K. Wasson Burton
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.)
Merck Frosst Canada and Co
Original Assignee
Charles E Frosst and Co
Publication date
Application grantedgrantedCritical
Publication of CA692076ApublicationCriticalpatent/CA692076A/en