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
CA855008A
Inventor
Whittemore Edward
Rose Allen
Malcik Frank
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.)
Wilson Jones Co
Original Assignee
Wilson Jones Co
Publication date
Application grantedgrantedCritical
Publication of CA855008ApublicationCriticalpatent/CA855008A/en