AU453012A - Improvements in and relating 1 to fire alarm systems - Google Patents

Improvements in and relating 1 to fire alarm systems

Info

Publication number
AU453012A
AU453012A AU4530/12A AU453012A AU453012A AU 453012 A AU453012 A AU 453012A AU 4530/12 A AU4530/12 A AU 4530/12A AU 453012 A AU453012 A AU 453012A AU 453012 A AU453012 A AU 453012A
Authority
AU
Australia
Prior art keywords
relating
fire alarm
alarm systems
systems
fire
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
AU4530/12A
Inventor
Porter Geoffrey
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU453012A publication Critical patent/AU453012A/en
Expired legal-status Critical Current

Links

AU4530/12A 1912-04-04 Improvements in and relating 1 to fire alarm systems Expired AU453012A (en)

Publications (1)

Publication Number Publication Date
AU453012A true AU453012A (en) 1912-08-13

Family

ID=

Similar Documents

Publication Publication Date Title
AU453012A (en) Improvements in and relating 1 to fire alarm systems
AU976913A (en) Improvements in and relating to fire alarms
GB191210278A (en) Improvements in and relating Fire Alarm Systems.
AU976913B (en) Improvements in and relating to fire alarms
AU559512A (en) 0 Improvements in or relating to telephone systems
AU753512A (en) Improvements in and relating to alarm clocks
CA146521A (en) Fire kindler and alarm
CA175942A (en) Fire extinguisher and alarm
AU476712A (en) Improvements in or relating" to telephone systems
AU663012A (en) Improvements in or relating" to telephone systems
AU476912A (en) Improvements in or relating' to telephone systems
AU374812A (en) Improvements in fire alarm apparatus
CA141530A (en) Fire alarm
AU663312A (en) Improvements in or relating to signalling' systems
AU559512B (en) 0 Improvements in or relating to telephone systems
CA188389A (en) Sprinkler and alarm system
AU697812A (en) Improvements in or relating to telephone systems
AU699212A (en) Improvements in or relating to telephone systems
AU662712A (en) Improvements in or relating to telephone systems
AU662812A (en) Improvements in or relating to telephone systems
AU476812A (en) Improvements in or relating to telephone systems
AU476412A (en) Improvements in or relating to telephone systems
AU663212A (en) Improvements in or relating to telephone systems
AU697712A (en) Improvements in or relating to telephone systems
AU477212A (en) Improvements in or relating to telephone systems