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
CA875494A
Inventor
H. Barber Robert
A. Nepela Daniel
J. Reynolds Merle
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.)
GAF Chemicals Corp
Original Assignee
General Aniline and Film Corp
Publication date
Application grantedgrantedCritical
Publication of CA875494ApublicationCriticalpatent/CA875494A/en