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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Priority claimed from HK02100794Aexternal-prioritypatent/HK1048725A2/en
Application filed by Yick Wah HofiledCriticalYick Wah Ho
Priority to HK03109093ApriorityCriticalpatent/HK1056672A1/en
Publication of HK1056672A1publicationCriticalpatent/HK1056672A1/en