Priority date (The priority date 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 date listed.)
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Publication date
Application filed by David Teng PongfiledCriticalDavid Teng Pong
Priority to IN83DE1991priorityCriticalpatent/IN180858B/en
Priority to IN2732DE1996prioritypatent/IN188374B/en
Publication of IN180858BpublicationCriticalpatent/IN180858B/en