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AU129478B2 - Improvements m fire alarm or signalling systems - Google Patents
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AU129478B2 - Improvements m fire alarm or signalling systems - Google Patents

Improvements m fire alarm or signalling systems

Info

Publication number
AU129478B2
AU129478B2 AU2663/46A AU266346A AU129478B2 AU 129478 B2 AU129478 B2 AU 129478B2 AU 2663/46 A AU2663/46 A AU 2663/46A AU 266346 A AU266346 A AU 266346A AU 129478 B2 AU129478 B2 AU 129478B2
Authority
AU
Australia
Prior art keywords
fire alarm
signalling systems
signalling
systems
alarm
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 - Lifetime
Application number
AU2663/46A
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.)
Preparing Switch
Original Assignee
Preparing Switch
Filing date
Publication of AU129478B2 publication Critical patent/AU129478B2/en
Application filed by Preparing Switch filed Critical Preparing Switch
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU2663/46A 1946-04-05 Improvements m fire alarm or signalling systems Expired - Lifetime AU129478B2 (en)

Publications (1)

Publication Number Publication Date
AU129478B2 true AU129478B2 (en)

Family

ID=

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