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"LYU YONGFENG"
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"LYU YONGFENG"
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Adjustable accurate positioning riveting machine
by
LYU YONGFENG
Year of Publication
26.06.2020
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22
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Drawable and extensible sitting and leaning type office chair
by
LYU YONGFENG
Year of Publication
26.06.2020
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23
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Office chair with adjustable waist rest
by
LYU YONGFENG
Year of Publication
26.06.2020
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Office chair capable of adjusting armrest height with high precision
by
LYU YONGFENG
Year of Publication
05.06.2020
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25
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Plate deburring equipment and using method thereof
by
XUE WEIZHU
,
LYU YONGFENG
Year of Publication
24.03.2023
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26
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Production line for processing ground bricks
by
LYU YONGFENG
Year of Publication
28.06.2019
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27
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Ceramic tile screening device used for edge grinding machine
by
LYU YONGFENG
Year of Publication
21.06.2019
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28
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Drying machine with heat preserving function
by
LYU YONGFENG
Year of Publication
07.06.2019
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29
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Neural network optimization control method based on Scara mechanical arm
by
TIAN JIANYAN
,
LYU YONGFENG
Year of Publication
13.05.2022
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30
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Engineering surveying and mapping clothes
by
CHEN MENG
,
LYU YONGFENG
Year of Publication
29.04.2022
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31
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Screening device for improving porous brick raw material screening effect
by
ZHOU LIN
,
LYU YONGFENG
Year of Publication
22.03.2022
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32
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Sleave contact pin
by
LYU YONGFENG
Year of Publication
15.05.2018
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33
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Ultraviolet disinfection equipment for medical apparatus and instruments
by
LYU YONGFENG
,
LIN NA
Year of Publication
27.08.2024
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34
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Hair button connector
by
LYU YONGFENG
Year of Publication
27.03.2018
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35
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Printing machine scraper connection structure
by
LYU YONGFENG
,
FAN JIANBEI
Year of Publication
14.10.2015
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Printing machine knife rest elevation structure
by
LYU YONGFENG
,
FAN JIANBEI
Year of Publication
14.10.2015
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37
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Pumping device for concrete prefabricated part pouring
by
LIU XIAOLONG
,
LYU YONGFENG
,
YANG JIAFU
Year of Publication
23.06.2023
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38
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A anchor clamps that is used for radial dowelling jig of main shaft to go out to process
by
LYU YONGFENG
Year of Publication
28.09.2016
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39
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A anchor clamps for conical gear end slot mills processing
by
LYU YONGFENG
Year of Publication
28.09.2016
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A anchor clamps that is used for portable combination drilling of penetrating shaft to process
by
LYU YONGFENG
Year of Publication
28.09.2016
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