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
CA846759A
Inventor
C. Rideout Donald
M. Shuler Luke
William H. Riley, Jr.
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.)
Prismo Safety Corp
Original Assignee
Prismo Safety Corp
Publication date
Application grantedgrantedCritical
Publication of CA846759ApublicationCriticalpatent/CA846759A/en