The law and commercial usage of patents, designs and trade marks /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
London :
Archibald Constable & Co,
1908.
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| Subjects: |
| Item Description: | Includes index. Cover title: Patents designs and trade marks. |
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| Physical Description: | 386 p. ; 21 cm. |