US Secretary of State - Patent List 1821
Book details
- Title
- US Secretary of State - Patent List 1821
- Publication year listed
- 1822
- Format
- Public domain eBook
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- Free online reader; no registration required
- Source record
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About this book
US Secretary of State - Patent List 1821
Author: United States Secretary of State
Year: 1822
A List of the Names of Persons to Whom Patents Have Been Issued, for any New or Useful Art, or Machine, Manufacture, or Composition of Matter, or Improvement Thereon, for one Year prior to the 1st, January 1822. United States Secretary of State, Washington, D.C., 1822.
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