Subject-matter index of patents for inventions issued by U.S. Patent Office, from 1790 to 1873, inclusive, Volume I [electronic resource]
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| Online Access: |
Full Text (via ProQuest) |
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| Corporate Author: | |
| Format: | Government Document Electronic eBook |
| Language: | English |
| Published: |
[Washington] :
GPO,
1874.
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| Subjects: |
Internet
Full Text (via ProQuest)Online
| Call Number: |
I2307-2.1
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| I2307-2.1 | Available |