Patent office search files: a tool for historical research and technological development (Q79370139)
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scientific article published on 01 August 1962
Language | Label | Description | Also known as |
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English | Patent office search files: a tool for historical research and technological development |
scientific article published on 01 August 1962 |
Statements
Patent office search files: a tool for historical research and technological development (English)
C E CORNELIUS