专利制度的历史变迁
Subtitle: yi ge yan hua lun de shi jiao
By: Yuan Feng
Edition: Di 1 ban.
Series: Zhi shi chan quan fa lü yu zheng ce qian yan wen ti yan jiu cong shu
Publisher: Zhongguo ren min da xue chu ban she
Published: 2021
Place of publication: Beijing
Language: chi
ISBN-13: 9787300293974
Other titles: Zhuan li zhi du de li shi bian qian; Yi ge yan hua lun de shi jiao