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Affilication of Author(s):扬州大学

Scope of patent:机械设计原理与方法

School Sign:扬州大学

Disigner of the Invention:尹彬沣

Patent description:一种乒乓球发球装置

Type of Patent:实用新型

State of Patent:专利权有效

Application Number:202220606462.8

Number of Inventors:5

Service Invention or Not:no

Application Date:2022-03-21

Authorization Date:2022-10-28

First Author:Yin Binfeng