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
CA837805A
Inventor
R. Oishei John
A. Deibel Raymond
C. Riester William
Bitzer Martin
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.)
Trico Products Corp
Original Assignee
Trico Products Corp
Publication date
Application grantedgrantedCritical
Publication of CA837805ApublicationCriticalpatent/CA837805A/en