AU215604B2 - Alarm transmitter for connection toa telephone exchange line - Google Patents

Alarm transmitter for connection toa telephone exchange line

Info

Publication number
AU215604B2
AU215604B2 AU19524/56A AU1952456A AU215604B2 AU 215604 B2 AU215604 B2 AU 215604B2 AU 19524/56 A AU19524/56 A AU 19524/56A AU 1952456 A AU1952456 A AU 1952456A AU 215604 B2 AU215604 B2 AU 215604B2
Authority
AU
Australia
Prior art keywords
telephone exchange
exchange line
alarm transmitter
connection toa
toa
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
AU19524/56A
Other versions
AU1952456A (en
Inventor
Kuhn Hans
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.)
Shovelton S A
Original Assignee
Shovelton S A
Filing date
Publication date
Application filed by Shovelton S A filed Critical Shovelton S A
Application granted granted Critical
Publication of AU1952456A publication Critical patent/AU1952456A/en
Publication of AU215604B2 publication Critical patent/AU215604B2/en
Expired legal-status Critical Current

Links

AU19524/56A 1956-07-02 Alarm transmitter for connection toa telephone exchange line Expired AU215604B2 (en)

Publications (2)

Publication Number Publication Date
AU1952456A AU1952456A (en) 1957-01-03
AU215604B2 true AU215604B2 (en) 1957-01-03

Family

ID=

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