Improved Bolt and Rod Cutter. Improved Car Coupling. Improved Scaffold Pole Clamp. Improved Children's Carriage. Inventions Patented in England by Americans. Value of Patents Practical lifts to Ilivolliors. Preliminary Examination. Caveats. Reissues. Design Patents. Foreign Patents. Value of Extended Patents. Trademarks. Canadian Patents. Copies of Patents. OBTAIN2ff Improved Wheel Cultivator. Improved Manufacture of Iron and Steel. Improved Tag Fastener. Improved Churn. Improved Belt Clamp. Improved Refrigerator. Improved Copy Holder. Improved Refrigerator and Cooler. Improved Picket Fence. Improved Cosmetic Bottle. Improved Reel for Harvesters., scientific american, 1873-11-11
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