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CCCC First Highway Engineering Submits Patent Application for Air-Entrained Concrete Vibrating Rod
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- Additional Information
- Abstract:
Beijing, May 14 -- CCCC First Highway Engineering has submitted a patent application for air-entrained concrete vibrating rod. Deng Xianjun, Ren Weitao and Wang Yuguo developed the invention. The patent application number is CN2015158894 20150204. The patent publication number is CN104594639 (A). International Patent Classification code is E04G21/08. State Intellectual Property Office of China has released the abstract...
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