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.)
Filing date
Publication date
Application filed by He Ying ChenfiledCriticalHe Ying Chen
Priority to TW88220299UpriorityCriticalpatent/TW432921U/en
Publication of TW432921UpublicationCriticalpatent/TW432921U/en