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
CA707751A
Inventor
E. Renfrew Edgar
W. Pons Henry
Taber David
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.)
American Aniline Products Inc
Original Assignee
Edgar E Renfrew
American Aniline Products Inc
Publication date
Application grantedgrantedCritical
Publication of CA707751ApublicationCriticalpatent/CA707751A/en