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Official List of Patents- January 1, 1871

Issued by the U. S. Patent Office for the Week Ending December 20, 1870. Reported Officially for Scientific American.

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Scientific American Magazine Vol 24 Issue 1This article was originally published with the title “Patents” in Scientific American Magazine Vol. 24 No. 1 (), p. 11
doi:10.1038/scientificamerican01011871-9c