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AU104416B2 - Improvements in electrical signalling arrangements - Google Patents

Improvements in electrical signalling arrangements

Info

Publication number
AU104416B2
AU104416B2 AU4415/37A AU441537A AU104416B2 AU 104416 B2 AU104416 B2 AU 104416B2 AU 4415/37 A AU4415/37 A AU 4415/37A AU 441537 A AU441537 A AU 441537A AU 104416 B2 AU104416 B2 AU 104416B2
Authority
AU
Australia
Prior art keywords
electrical signalling
signalling arrangements
arrangements
electrical
signalling
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
AU4415/37A
Other versions
AU441537A (en
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 Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Filing date
Publication date
Application filed by Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of AU104416B2 publication Critical patent/AU104416B2/en
Publication of AU441537A publication Critical patent/AU441537A/en
Expired legal-status Critical Current

Links

AU4415/37A 1937-10-13 Improvements in electrical signalling arrangements Expired AU104416B2 (en)

Publications (2)

Publication Number Publication Date
AU104416B2 true AU104416B2 (en) 1938-07-14
AU441537A AU441537A (en) 1938-07-14

Family

ID=

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