AU106688B2 - Improvements in amplifying devices for use at telephone subscribers stations - Google Patents

Improvements in amplifying devices for use at telephone subscribers stations

Info

Publication number: AU106688B2
Authority: AU; Australia
Prior art keywords: amplifying devices; telephone subscribers; subscribers stations; stations; telephone
Prior art date: 1937-11-19
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

AU5001/37A

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.)

Nokia Services Ltd

Original Assignee

Standard Telephone and Cables Pty Ltd

Filing date

1937-11-19

Publication date

1939-03-02

1937-11-19 Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd

1939-03-02 Application granted granted Critical

1939-03-02 Publication of AU500137A publication Critical patent/AU500137A/en

1939-03-02 Publication of AU106688B2 publication Critical patent/AU106688B2/en

Status Expired legal-status Critical Current

Links

AU5001/37A 1937-11-19 Improvements in amplifying devices for use at telephone subscribers stations Expired AU106688B2 (en)

Publications (2)

Publication Number	Publication Date
AU500137A AU500137A (en)	1939-03-02
AU106688B2 true AU106688B2 (en)	1939-03-02

Family

ID=

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