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NDC10 507.23
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Nippon Decimal Classification 10th ed.
0 General works
·
1 Philosophy
·
2 General history
·
3 Social sciences
·
4 Natural science
·
5 Technology. Engineering
·
6 Industry and Commerce
·
7 The arts. Fine arts
·
8 Language
·
9 Literature
50 Technology. Engineering
·
51 Construction. Civil engineering
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52 Architecture. Building
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53 Mechanical engineering
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54 Electronic engineering
·
55 Maritime engineering
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56 Metal and mining engineering
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57 Chemical technology
·
58 Manufactures
·
59 Domestic arts and sciences
500 Technology. Engineering
·
501 Basic engineering
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502 History of technology
·
503 Reference books
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504 Essays and lectures
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505 Serial publications
·
506 Organizations
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507 Study and teaching
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508 Collected works. Collections
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509 Industries. Manufacturing industry
507.1 特許.発明.考案
·
507.2 工業所有権
·
507.3 技術士
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507.6 研究・実験施設
·
507.7 研究法.教育法.技術教育.工業教育
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507.9 科学玩具.模型工作
507.23
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507.26
Subcategories
This category has the following 5 subcategories, out of 5 total.
日
日本特許出願人総索引
(6 F)
特
特許公報・実用新案公報出願者名索引
(11 F)
特許局五十年史
(4 F)
特許発明総動員の指標
(2 F)
第
第一回特許局発明展覧会出品物略解
(3 F)
Category
:
NDC10 507.2
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