AU102991B2 - Improvements relating to telephone systems - Google Patents

Improvements relating to telephone systems

Info

Publication number: AU102991B2
Authority: AU; Australia
Prior art keywords: improvements relating; telephone systems; telephone; relating; systems
Prior art date: 1937-03-13
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

AU1018/37A

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.)

Of Achiam

Original Assignee

Of Achiam

Filing date

1937-03-13

Publication date

1938-02-03

1937-03-13 Application filed by Of Achiam filed Critical Of Achiam

1938-02-03 Application granted granted Critical

1938-02-03 Publication of AU101837A publication Critical patent/AU101837A/en

1938-02-03 Publication of AU102991B2 publication Critical patent/AU102991B2/en

Status Expired legal-status Critical Current

Links

AU1018/37A 1937-03-13 Improvements relating to telephone systems Expired AU102991B2 (en)

Publications (2)

Publication Number	Publication Date
AU101837A AU101837A (en)	1938-02-03
AU102991B2 true AU102991B2 (en)	1938-02-03

Family

ID=

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