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AU105426B2 - Improvements in circuit arrangements for electrical signalling systems - Google Patents

Improvements in circuit arrangements for electrical signalling systems

Info

Publication number
AU105426B2
AU105426B2 AU1378/38A AU137838A AU105426B2 AU 105426 B2 AU105426 B2 AU 105426B2 AU 1378/38 A AU1378/38 A AU 1378/38A AU 137838 A AU137838 A AU 137838A AU 105426 B2 AU105426 B2 AU 105426B2
Authority
AU
Australia
Prior art keywords
circuit arrangements
signalling systems
electrical signalling
electrical
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
AU1378/38A
Other versions
AU137838A (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.)
Siemens and Halske AG
Original Assignee
Siemens and Halske AG
Filing date
Publication date
Application filed by Siemens and Halske AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of AU137838A publication Critical patent/AU137838A/en
Publication of AU105426B2 publication Critical patent/AU105426B2/en
Expired legal-status Critical Current

Links

AU1378/38A 1938-04-06 Improvements in circuit arrangements for electrical signalling systems Expired AU105426B2 (en)

Publications (2)

Publication Number Publication Date
AU137838A AU137838A (en) 1938-10-20
AU105426B2 true AU105426B2 (en) 1938-10-20

Family

ID=

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