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Subtitle: zhuan li gong zuo bian lan
By: He Runhua, Ma Lianyuan zhu
Edition: Di 1 ban.
Publisher: Nan kai da xue chu ban she; Xin hua shu dian Tianjin fa xing suo fa xing
Published: 1985
Place of publication: Tianjin
Language: chi
Number of pages: 448
Subjects: Patents; Patent laws and legislation
Other titles: Ni xiang de dao zhuan li ma?