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AU116329B2 - An improved alarm whistle and method of manufacturing same - Google Patents
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AU116329B2 - An improved alarm whistle and method of manufacturing same - Google Patents

An improved alarm whistle and method of manufacturing same

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Publication number
AU116329B2
AU116329B2 AU4959/42A AU495942A AU116329B2 AU 116329 B2 AU116329 B2 AU 116329B2 AU 4959/42 A AU4959/42 A AU 4959/42A AU 495942 A AU495942 A AU 495942A AU 116329 B2 AU116329 B2 AU 116329B2
Authority
AU
Australia
Prior art keywords
manufacturing same
alarm whistle
improved alarm
whistle
improved
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.)
Active
Application number
AU4959/42A
Publication of AU116329B2 publication Critical patent/AU116329B2/en
Active legal-status Critical Current

Links

AU4959/42A An improved alarm whistle and method of manufacturing same Active AU116329B2 (en)

Publications (1)

Publication Number Publication Date
AU116329B2 true AU116329B2 (en)

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