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 Kung Wang Mechanical EngineerifiledCriticalKung Wang Mechanical Engineeri
Priority to TW88216774UpriorityCriticalpatent/TW402877U/en
Publication of TW402877UpublicationCriticalpatent/TW402877U/en