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
CA906726A
Inventor
C. Williams Warren
M. Krick David
D. Koltz Lawrence
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.)
Wisconsin Centrifugal Inc
Original Assignee
Wisconsin Centrifugal Inc
Publication date
Application grantedgrantedCritical
Publication of CA906726ApublicationCriticalpatent/CA906726A/en