Inventions and patents : an introduction to patent system
With special reference to Pakistan.
Saved in:
OCLC: | 2136938 |
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主要作者: | |
语言: | English |
出版: |
Karachi :
Toor,
1974.
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主题: | |
格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |