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
CA809854A
Inventor
C. Beckwith Robert
Robert W. Hecker, Jr.
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.)
LOOMIS MACHINE CO
Original Assignee
LOOMIS MACHINE CO
Publication date
Application grantedgrantedCritical
Publication of CA809854ApublicationCriticalpatent/CA809854A/en