AU201965B2 - Improvements relating to automatic telephone systems - Google Patents

Improvements relating to automatic telephone systems

Info

Publication number: AU201965B2
Authority: AU; Australia
Prior art keywords: improvements relating; telephone systems; automatic telephone; automatic; relating
Prior art date: 1954-09-28
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

AU3467/54A

Other versions

AU346754A (en

Inventor

Barrow Norman

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.)

Siemens Brothers and Co Ltd

Original Assignee

Siemens Brothers and Co Ltd

Filing date

1954-09-28

Publication date

1955-03-31

1954-09-28 Application filed by Siemens Brothers and Co Ltd filed Critical Siemens Brothers and Co Ltd

1955-03-31 Application granted granted Critical

1955-03-31 Publication of AU201965B2 publication Critical patent/AU201965B2/en

1955-03-31 Publication of AU346754A publication Critical patent/AU346754A/en

Status Expired legal-status Critical Current

Links

AU3467/54A 1954-09-28 Improvements relating to automatic telephone systems Expired AU201965B2 (en)

Publications (2)

Publication Number	Publication Date
AU201965B2 true AU201965B2 (en)	1955-03-31
AU346754A AU346754A (en)	1955-03-31

Family

ID=

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