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Information to persons having business to transact at the patent office
Historical Society of Pennsylvania - Closed Stacks Tcc*.9
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- Format:
- Book
- Language:
- English
- Subjects (All):
- Patents.
- Local Subjects:
- Patents.
- Physical Description:
- 16 p. ; cm. (8vo)
- Place of Publication:
- Washington, 1836.
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