你想得到专利吗?:专利工作便览

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Bibliographic Details
Main Authors: 何润华 (著); 马连元 (著)
Published: 南开大学出版社
Publisher Address: 天津
Publication Dates: 1985
Literature type: Book
Language: Chinese
Carrier Form: 448页: ; 19cm
Index Number: N18
CLC: N18
Call Number: N18/2232
Contents: 其他题名:专利工作便览