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
CA706036A
Inventor
Kelar Joseph
L. Dennison Richard
E. Daggett Norman
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.)
Magnetic Controls Co
Original Assignee
Magnetic Controls Co
Publication date
Application grantedgrantedCritical
Publication of CA706036ApublicationCriticalpatent/CA706036A/en