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
CA638831A
Inventor
W. Ledin Carl
W. Fuller Harrison
P. Woodsum Sidney
William T. Darou, Jr.
J. Gorman William
F. Metcalf James
E. Engman George
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.)
International Computers and Tabulators Ltd
Laboratory For Electronics Inc
Original Assignee
International Computers and Tabulators Ltd
Laboratory For Electronics Inc
Publication date
Application grantedgrantedCritical
Publication of CA638831ApublicationCriticalpatent/CA638831A/en