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Patent, 1827 January 31, Washington, D.C., Issued to Thomas Green Fessenden

United States. President (1825-1829 : Adams)

出版	1827
URL	http://books.google.com.hk/books?id=nzarNwAACAAJ&hl=&source=gbs_api

註釋

Patent for a device for heating and boiling water.