Patented invention and technology of physical-object & material type : categorization based on their appearance : property for analysis of invention and how to make invention
著者
書誌事項
Patented invention and technology of physical-object & material type : categorization based on their appearance : property for analysis of invention and how to make invention
LAP Lambert Academic Pub., c2020
- タイトル別名
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Physical-object & material invention
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注記
Includes indexes
Author's biography: p. 345-346