Piston ring machining device convenient to fix
CHEN YUYUAN, ZHANG YUN, GUO DAOXIN, SUN KANGHE, XU JIXU, ZHANG LIANJUN
Year of Publication 14.06.2022
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Year of Publication 14.06.2022
Patent
Opening trimming machine for piston ring of engine
CHEN YUYUAN, ZHANG YUN, GUO DAOXIN, SUN KANGHE, XU JIXU, ZHANG LIANJUN
Year of Publication 14.06.2022
Get full text
Year of Publication 14.06.2022
Patent