COMMUNICATIONS RECEIVED. [OFFICIAL.) INDEX OF INVENTIONS Letters Patent of the United States were Granted in the Week ending June 15 1875 AND EACH BEARING THAT DATE. SCHEDULE OF PATENT FEES 815 810 820 830 810 815 830 CANADIAN PATENTS. LIST OF PATENTS GRANTED IN CANADA Back Page a line. Inside Page 75 cents a line. TO ELECTRO-PLATERS., scientific american, 1875-07-17

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COMMUNICATIONS RECEIVED. [OFFICIAL.) INDEX OF INVENTIONS Letters Patent of the United States were Granted in the Week ending June 15 1875 AND EACH BEARING THAT DATE. SCHEDULE OF PATENT FEES 815 810 820 830 810 815 830 CANADIAN PATENTS. LIST OF PATENTS GRANTED IN CANADA Back Page a line. Inside Page 75 cents a line. TO ELECTRO-PLATERS., scientific american, 1875-07-17

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