RECENTLY PATENTED INVENTIONS. Agricultural Implements. Steam Gas and Water. Mechanical Devices. Miscellaneous Inventions. NEW BOORS ETC. 'Ziusiness an ^0)ersonai. TO INVENTORS. INDEX OF INVENTIONS For which Letters Patent of the United States were Issued JULY 31 1900. AND EACH BEARING THAT DATE., scientific american, 1900-08-11
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