Protective fence with splicing mechanism for house building construction
TONG LIFENG, WU JIANXIN, SHANG JINFENG, HAN KEMING, LIU JUHAI, WANG BAODONG, LIAN ZHENG
Year of Publication 29.07.2022
Get full text
Year of Publication 29.07.2022
Patent
Adjustable drilling device
TONG LIFENG, WU JIANXIN, HAN KEMING, LIU JUHAI, WANG BAODONG, LIAN ZHENG, LI HE, LI TAO
Year of Publication 28.07.2023
Get full text
Year of Publication 28.07.2023
Patent
Sludge pipe cleaning device for constructional engineering
TANG JUAN, TONG LIFENG, WU JIANXIN, LI XIN, SHANG QIANGQIANG, WANG BAODONG, LI HAO, LI HE
Year of Publication 14.07.2023
Get full text
Year of Publication 14.07.2023
Patent