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
CA664860A
Inventor
M. J. Sarofeen George
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.)
Honeywell Safety Products USA Inc
Original Assignee
Titmus Optical Inc
Publication date
Application grantedgrantedCritical
Publication of CA664860ApublicationCriticalpatent/CA664860A/en