Improved Feather Renovator. Improved Manufacture of Steel. Improved Vessel for Transporting Grain in Bulk. Improved Folding Camp Baker. Improved Combined Padlock. Improved Broom Hanger. Improved Windmill. Improved Mode of Operating Bellows of Furnaces. Improved Machine for Shaving Shingles. Improved Horse Hay Rake. Improved Coal Scuttle. Improved Machine for Manufacturing Carpet Lining. Improved Wagon Seat. Improved Children's Building Blocks. Improved flay Elevator and Carrier. Preliminary Examination. Rejected Cases. To Make an Application for a Patent. Caveats. Reissues. Design Patents. Foreign Patents. Value of Extended Patents. Trademarks. Canadian Patents. Copies of Patents. MITNN & CO. 87 Pazk Row New York. OFFICE IN WASHINGTON—Ooraor F and 7th streets opposite Patent office. Value of Patents How Can I Best Secure my Invention? HOW TO 0 OBTAIN? Improved Wheel for Vehicles and Mode of Detaching Horses., scientific american, 1873-11-11
Keywords:
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