AU478954A - Improvements in or relating to machines for punching record cards - Google Patents

Improvements in or relating to machines for punching record cards

Info

Publication number
AU478954A
AU478954A AU4789/54A AU478954A AU478954A AU 478954 A AU478954 A AU 478954A AU 4789/54 A AU4789/54 A AU 4789/54A AU 478954 A AU478954 A AU 478954A AU 478954 A AU478954 A AU 478954A
Authority
AU
Australia
Prior art keywords
relating
machines
record cards
punching record
punching
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
AU4789/54A
Other versions
AU201501B2 (en
Inventor
Sidney Rhodes Frederick
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.)
POWER-SAMAS ACCOUNTING MACHINES Ltd
Original Assignee
POWER-SAMAS ACCOUNTING MACHINES Ltd
Filing date
Publication date
Application filed by POWER-SAMAS ACCOUNTING MACHINES Ltd filed Critical POWER-SAMAS ACCOUNTING MACHINES Ltd
Application granted granted Critical
Publication of AU478954A publication Critical patent/AU478954A/en
Publication of AU201501B2 publication Critical patent/AU201501B2/en
Expired legal-status Critical Current

Links

AU4789/54A 1954-11-18 Improvements in or relating to machines for punching record cards Expired AU201501B2 (en)

Publications (2)

Publication Number Publication Date
AU478954A true AU478954A (en) 1955-05-19
AU201501B2 AU201501B2 (en) 1955-05-19

Family

ID=

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