RECENTLY PATENTED INVENTIONS. Agricultural Implements. Apparatus for Special Purposes. Electrical Devices. Mechanical Devices. Railway Contrivances. Miscellaneous. Business and Personal Wants. sary to give the number of the inquiry. for grinding rice into flour. INDEX OF INVENTIONS For which Letters Patent of the United States were Issued for the Week Ending September 23 1902 AND EACH BEARING THAT DATE., scientific american, 1902-10-04
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