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 - Lifetime
Application number
CA 83916
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.)
JAMES T HEAD
ROBERT L RODGERS
THURSTON BILAL
Original Assignee
JAMES T HEAD
ROBERT L RODGERS
THURSTON BILAL
Publication date
Priority to CA 83916priorityCriticalpatent/CA83916S/en
Application grantedgrantedCritical
Publication of CA83916SpublicationCriticalpatent/CA83916S/en