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專利 - 資訊檢索系統
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專利資訊與專利檢索 /
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專利資訊與專利檢索 /
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專利檢索與分析 = = Patent search and analysis /
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專利檢索與分析 = = Patent search and analysis /
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專利檢索策略及應用 /
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Subjects
專利- 資訊檢索系統
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