專利

Overview
Works: 237 works in 57 publications in 57 languages
Titles
中華人民共和國專利業務實用全書 / by: (Language materials, printed)
專利文獻實用指南 / by: (Language materials, printed)
專利 / by: (Language materials, printed)
最新產業技術通報 : = 個人專利 / . 七 by: (Language materials, printed)
專利商品化小百科 / by: (Language materials, printed)
最新產業技術通報 : = 個人專利 / . 十 by: (Language materials, printed)
閣樓上的林布蘭 / by: (Language materials, printed)
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