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
CA894885A
Inventor
G. Mackellar Donald
Cohen Bernard
M. Castrantas Harry
R. Mucenieks Paul
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.)
FMC Corp
Original Assignee
FMC Corp
Publication date
Application grantedgrantedCritical
Publication of CA894885ApublicationCriticalpatent/CA894885A/en