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AU110367B2 - Improvements relating to calculating machines - Google Patents
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AU110367B2 - Improvements relating to calculating machines - Google Patents

Improvements relating to calculating machines

Info

Publication number
AU110367B2
AU110367B2 AU2327/39A AU232739A AU110367B2 AU 110367 B2 AU110367 B2 AU 110367B2 AU 2327/39 A AU2327/39 A AU 2327/39A AU 232739 A AU232739 A AU 232739A AU 110367 B2 AU110367 B2 AU 110367B2
Authority
AU
Australia
Prior art keywords
improvements relating
calculating machines
machines
calculating
relating
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
AU2327/39A
Other versions
AU232739A (en
Inventor
Frederick Webb Christopher
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.)
Bell Punch Co Ltd
Original Assignee
Bell Punch Co Ltd
Filing date
Publication date
Application filed by Bell Punch Co Ltd filed Critical Bell Punch Co Ltd
Application granted granted Critical
Publication of AU232739A publication Critical patent/AU232739A/en
Publication of AU110367B2 publication Critical patent/AU110367B2/en
Expired legal-status Critical Current

Links

AU2327/39A 1939-05-25 Improvements relating to calculating machines Expired AU110367B2 (en)

Publications (2)

Publication Number Publication Date
AU232739A AU232739A (en) 1940-04-24
AU110367B2 true AU110367B2 (en) 1940-04-24

Family

ID=

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