著者
書誌事項
International patent classification
World Intellectual Property Organization , C. Heymanns Verlag
この図書・雑誌をさがす
関連文献： 30件中 21-30を表示
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21
- Human necessities
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World Intellectual Property Organization 1994 6th ed International patent classification v. 1,
sect. A 所蔵館1館
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22
- Guide, survey of classes and summary of main groups
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 9
所蔵館1館
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23
- Electricity
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 8,
sect. H 所蔵館1館
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24
- Physics
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 7,
sect. G 所蔵館1館
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25
- Mechanical engineeering, lighting, heating, weapons, blasting
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 6,
sect. F 所蔵館1館
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26
- Fixed constructions
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 5,
sect. E 所蔵館1館
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27
- Textiles ; paper
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 4,
sect. D 所蔵館1館
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28
- Chemistry ; metallurgy
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 3,
sect. C 所蔵館1館
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29
- Performing operations ; transporting
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 2,
sect. B 所蔵館1館
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30
- Human necessities
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World Intellectual Property Organization , C. Heymanns Verlag 1989 5th ed International patent classification v. 1,
sect. A 所蔵館1館
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