专利往事
Subtitle: Zhuanli wangshi
By: Han Xiucheng zhu
Edition: Di 1 ban.
Publisher: Zhi shi chan quan chu ban she
Published: 2015
Place of publication: Beijing
Language: chi
Number of pages: 163
ISBN-13: 9787513030083
Subjects: Patent laws and legislation; History
Other titles: Zhuan li wang shi; Zhuanli wangshi