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Recently, our company declared utility model patents "a membrane structure with snow melting function", "a fire-fighting automatic opening window and ETFE air pillow membrane structure". A total of 2 patents were granted by the State Intellectual Property Office. "Utility model patent certificate".
![[Good News] Congratulations to our company for winning two national patents](http://ar.whmembrane.com/data/upload/ueditor/20210630/60dbbba119de9.jpg "[Good News] Congratulations to our company for winning two national patents")
![[Good News] Congratulations to our company for winning two national patents](http://ar.whmembrane.com/data/upload/ueditor/20210630/60dbbba184a46.jpg "[Good News] Congratulations to our company for winning two national patents")
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