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
CA903967A
Inventor
R. Neebel Richard
D. Neebel James
E. Doerfer Richard
Harms Clarence
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.)
Doerfer Corp
Original Assignee
Doerfer Corp
Publication date
Application grantedgrantedCritical
Publication of CA903967ApublicationCriticalpatent/CA903967A/en