中建材取得长桁附件固定方法及固定装置专利

Group 1 - The State Intellectual Property Office of China has granted a patent titled "Method and Device for Fixing Longitudinal Accessories" to China National Building Material (Shanghai) Aviation Technology Co., Ltd. and China National Building Material Group Corporation, with the announcement number CN116495188B and application date of May 2023 [1] - China National Building Material (Shanghai) Aviation Technology Co., Ltd. was established in 2021, located in Shanghai, and primarily engages in professional technical services, with a registered capital of 1.55 billion RMB [1] - The company has made investments in one enterprise, participated in 87 bidding projects, holds 109 patent records, and possesses 2 administrative licenses [1] - China National Building Material Group Corporation was founded in 1981, based in Beijing, and primarily involved in wholesale, with a registered capital of approximately 17.14 billion RMB [1] - The group has invested in 20 enterprises, participated in 5,000 bidding projects, has 242 trademark records, 784 patent records, and holds 5 administrative licenses [1]