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Affilication of Author(s):扬州大学

Scope of patent:管理学其他学科

School Sign:扬州大学

Patent Applicant:姜馨

Patent description:一种景观用可更换式指示牌

Type of Patent:实用新型

State of Patent:专利权有效

Application Number:202020859609.5

Number of Inventors:1

Service Invention or Not:no

Application Date:2020-05-21

Authorization Date:2020-11-06

First Author:jenny