AU165902B2 - Improvements in rotary card filing devices - Google Patents

Improvements in rotary card filing devices

Info

Publication number: AU165902B2
Authority: AU; Australia
Prior art keywords: rotary card; filing devices; card filing; devices; rotary
Prior art date: 1952-12-12
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

AU14857/52A

Other versions

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.)

Colin Hamilton Mumme

Original Assignee

Colin Hamilton Mumme

Filing date

1952-12-12

Publication date

1953-12-17

1952-12-12 Application filed by Colin Hamilton Mumme filed Critical Colin Hamilton Mumme

1953-12-17 Application granted granted Critical

1953-12-17 Publication of AU165902B2 publication Critical patent/AU165902B2/en

1953-12-17 Publication of AU1485752A publication Critical patent/AU1485752A/en

Status Expired legal-status Critical Current

Links

AU14857/52A 1952-12-12 Improvements in rotary card filing devices Expired AU165902B2 (en)

Publications (2)

Publication Number	Publication Date
AU165902B2 true AU165902B2 (en)	1953-12-17
AU1485752A AU1485752A (en)	1953-12-17

Family

ID=

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