AU207183B2 - Improvements in or relating to calculating machines - Google Patents

Improvements in or relating to calculating machines

Info

Publication number
AU207183B2
AU207183B2 AU6135/55A AU613555A AU207183B2 AU 207183 B2 AU207183 B2 AU 207183B2 AU 6135/55 A AU6135/55 A AU 6135/55A AU 613555 A AU613555 A AU 613555A AU 207183 B2 AU207183 B2 AU 207183B2
Authority
AU
Australia
Prior art keywords
relating
calculating machines
machines
calculating
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
AU6135/55A
Other versions
AU613555A (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 AU207183B2 publication Critical patent/AU207183B2/en
Publication of AU613555A publication Critical patent/AU613555A/en
Expired legal-status Critical Current

Links

AU6135/55A 1955-01-12 Improvements in or relating to calculating machines Expired AU207183B2 (en)

Publications (2)

Publication Number Publication Date
AU207183B2 true AU207183B2 (en) 1955-07-14
AU613555A AU613555A (en) 1955-07-14

Family

ID=

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