Leak-proof energy-saving tie bar for concrete forms
LI ZHIFENG, RUAN XIANGFEI, CHEN HOUWANG, WANG JUN, DUAN WEIPENG, MENG HAI
Year of Publication 11.02.2015
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Year of Publication 11.02.2015
Patent
Multi -functional measurement and control instrument of three -phase
ZHANG JIACHEN, RUAN XIANGFEI, LI ZHISHENG, CHEN CHUNSHENG, JIA GUOGUANG, MENG ZHENZHENG, ZHANG LEI, HU SHIJUN, TIAN GUOHUA, YANG SHENGBIN, LYU ZHONGYANG, ZHOU WENJUN
Year of Publication 22.03.2017
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Year of Publication 22.03.2017
Patent
Leakproof energy-saving pull rod for concrete formwork
LI ZHIFENG, RUAN XIANGFEI, CHEN HOUWANG, WANG JUN, DUAN WEIPENG, MENG HAI
Year of Publication 01.01.2014
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Year of Publication 01.01.2014
Patent