AU697812A - Improvements in or relating to telephone systems - Google Patents

Improvements in or relating to telephone systems

Info

Publication number
AU697812A
AU697812A AU6978/12A AU697812A AU697812A AU 697812 A AU697812 A AU 697812A AU 6978/12 A AU6978/12 A AU 6978/12A AU 697812 A AU697812 A AU 697812A AU 697812 A AU697812 A AU 697812A
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
AU6978/12A
Other versions
AU697812B (en
Inventor
Electrical Engineer LOOI West Vanburen Streed Chicago Illinois U. SA Fritz Luberger
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 AU6978/12A priority Critical patent/AU697812A/en
Publication of AU697812B publication Critical patent/AU697812B/en
Publication of AU697812A publication Critical patent/AU697812A/en
Expired legal-status Critical Current

Links

AU6978/12A 1912-11-04 Improvements in or relating to telephone systems Expired AU697812A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU6978/12A AU697812A (en) 1912-11-04 Improvements in or relating to telephone systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU6978/12A AU697812A (en) 1912-11-04 Improvements in or relating to telephone systems

Publications (2)

Publication Number Publication Date
AU697812B AU697812B (en) 1913-10-28
AU697812A true AU697812A (en) 1913-10-28

Family

ID=

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