AU165842B2 - Improvements in or relating to record card checking apparatus - Google Patents

Improvements in or relating to record card checking apparatus

Info

Publication number
AU165842B2
AU165842B2 AU27096/54A AU2709654A AU165842B2 AU 165842 B2 AU165842 B2 AU 165842B2 AU 27096/54 A AU27096/54 A AU 27096/54A AU 2709654 A AU2709654 A AU 2709654A AU 165842 B2 AU165842 B2 AU 165842B2
Authority
AU
Australia
Prior art keywords
relating
checking apparatus
record card
card checking
record
Prior art date
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
AU27096/54A
Other versions
AU2709654A (en
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.)
British Tabulating Machine Co Ltd
Original Assignee
British Tabulating Machine Co Ltd
Filing date
Publication date
Application filed by British Tabulating Machine Co Ltd filed Critical British Tabulating Machine Co Ltd
Application granted granted Critical
Publication of AU165842B2 publication Critical patent/AU165842B2/en
Publication of AU2709654A publication Critical patent/AU2709654A/en
Expired legal-status Critical Current

Links

AU27096/54A 1954-04-28 Improvements in or relating to record card checking apparatus Expired AU165842B2 (en)

Publications (2)

Publication Number Publication Date
AU165842B2 true AU165842B2 (en) 1954-07-01
AU2709654A AU2709654A (en) 1954-07-01

Family

ID=

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