Personal alarm system for obtaining assistance from remote recipients

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Bibliographic Details
Main Authors FUNG KAM KEUNG, STANNERS SYDNEY DEVLIN
Format Patent
LanguageEnglish
Published 10.08.2005
Edition7
Subjects
ALARM SYSTEMS
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
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Bibliography:Application Number: CN2003810855