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
CA598255A
Inventor
M. Perkins Charles
Backus Thomas
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.)
Fuller Manufacturing Co
Original Assignee
Fuller Manufacturing Co
Publication date
Application grantedgrantedCritical
Publication of CA598255ApublicationCriticalpatent/CA598255A/en