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
CA635988A
Inventor
L. Keil Harry
P. Frohlich Hans
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.)
Rohm and Haas Co
Original Assignee
Rohm and Haas Co
Publication date
Application grantedgrantedCritical
Publication of CA635988ApublicationCriticalpatent/CA635988A/en