Business and Personal Wants. every case it is necessary to give the number of the inquiry. MUNN & CO. RECENTLY PATENTED INVENQM. Pertaining to Apparel. Electrical Devices. Of Interest to Farmers. Of General Interest. Household Utilities. Machines and Mechanical Devices. Prime Movers and Their Accessories. Railways and Their Accessories. INDEX OF INVENTIONS For which Letters Patent of the United States were Issued for the Week Ending September 18 1906., scientific american, 1906-09-11
Business and Personal Wants. every case it is necessary to give the number of the inquiry. MUNN & CO. RECENTLY PATENTED INVENQM. Pertaining to Apparel. Electrical Devices. Of Interest to Farmers. Of General Interest. Household Utilities. Machines and Mechanical Devices. Prime Movers and Their Accessories. Railways and Their Accessories. INDEX OF INVENTIONS For which Letters Patent of the United States were Issued for the Week Ending September 18 1906., scientific american, 1906-09-11
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