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
CA647463A
Inventor
Howard M. Fleming, Jr.
Gardoff Irving
Weinberg Murray
Lamanna Richard
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.)
Monroe Calculating Machine Co
Original Assignee
Monroe Calculating Machine Co
Publication date
Application grantedgrantedCritical
Publication of CA647463ApublicationCriticalpatent/CA647463A/en