AU697712A - Improvements in or relating to telephone systems - Google Patents

Improvements in or relating to telephone systems

Info

Publication number
AU697712A
AU697712A AU6977/12A AU697712A AU697712A AU 697712 A AU697712 A AU 697712A AU 6977/12 A AU6977/12 A AU 6977/12A AU 697712 A AU697712 A AU 697712A AU 697712 A AU697712 A AU 697712A
Authority
AU
Australia
Prior art keywords
relating
telephone systems
telephone
systems
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
AU6977/12A
Other versions
AU697712B (en
Inventor
Electrical Engineer looi West Vanburen Streed Chicago Illinois U. SA Bernard Darwin Willis
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.)
Automatic Electric Co
Original Assignee
Automatic Electric Co
Filing date
Publication date
Application filed by Automatic Electric Co filed Critical Automatic Electric Co
Priority to AU6977/12A priority Critical patent/AU697712B/en
Priority claimed from AU6977/12A external-priority patent/AU697712B/en
Publication of AU697712A publication Critical patent/AU697712A/en
Publication of AU697712B publication Critical patent/AU697712B/en
Expired legal-status Critical Current

Links

AU6977/12A 1912-11-04 1912-11-04 Improvements in or relating to telephone systems Expired AU697712B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU6977/12A AU697712B (en) 1912-11-04 1912-11-04 Improvements in or relating to telephone systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU6977/12A AU697712B (en) 1912-11-04 1912-11-04 Improvements in or relating to telephone systems

Publications (2)

Publication Number Publication Date
AU697712A true AU697712A (en) 1914-01-13
AU697712B AU697712B (en) 1914-01-13

Family

ID=61556939

Family Applications (1)

Application Number Title Priority Date Filing Date
AU6977/12A Expired AU697712B (en) 1912-11-04 1912-11-04 Improvements in or relating to telephone systems

Country Status (1)

Country Link
AU (1) AU697712B (en)

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