INDEX OF INVENTIONS 438 WEICIR Letters Patent of the flatted States were May 25 1875 AND EACH BEARING THAT DATE. SCHEDULE OF PATENT FEES. 913 920 910 920 930 910 910 913 930 CANADIAN PATENTS. LIST OP PATENTS GRANTED IN CANADA May 19 to June 4 1875., scientific american, 1875-06-11
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INDEX, INVENTIONS 438 WEICIR Letters Patent, flatted States, 25 1875, EACH BEARING THAT DATE, SCHEDULE, PATENT FEES, 913 920 910 920 930 910 910 913 930 CANADIAN PATENTS, LIST OP PATENTS GRANTED, CANADA, 19, June 4 1875, scientific american, 1875-06-11, science, scientific, sciences, mind, health, tech, sustainability, publication, lab, sciam, sa, scientist, research, american, experiment, education, discovery, technology, analysis, magazine, u.s., insights, developments, weekly, broadsheet, inventor, innovation, inventions, patented, industrial revolution, emerging, trends, monthly magazine, united states, engravings, curious works, paper, discover, Scientific Paper, Weekly Journal, Practical Information, Art, Science, Mechanics, Chemistry, Manufactures, research, education, scientist, innovation, 19th century, vintage, america, Rufus M. Porter, 1845, journal, academic, newspaper illustrations, retro style, old-fashioned, media illustrations, victorian style, news, newspaperheadline, 19th century style, illustration, journalism
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