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    Features

    Pneumatic Gun Carriage at Sandy Hook

    The American Association for the Advancement of Science

    Revival of Patent Extensions

    A Safety Appliance for Railroad Cars

    Improved Mechanism for Reciprocating Plungers

    An Improved Reversing Gear for Engines

    An Improved Cistern Device

    A Sack-Filling Spout for Flour Packers

    Attachment for Top Rail of Vehicle Seat

    An Improved Wardrobe Hook and Shade Fixture

    An Improved Governor

    An Improved Gearing for Transmitting Power

    Improvement in Manufacturing Plated Ware

    An Improved Fire-Place Protector

    An Improved Bit Brace

    Simple Plunge Battery

    H. M. S. Orlando

    Samuel Pierpont Langley

    By Marcus Benjamin

    Experiments with the "Scientific Top"

    Miscellaneous Inventions - August 20, 1887

    Engineering Inventions - August 20, 1887

    Agricultural Inventions - August 20, 1887

    To Inventors - August 20, 1887

    Departments

    • Recommended

      New Books and Publications - August 20, 1887

    • Departments

      Business and Personal - August 20, 1887

    • Notes and Queries - August 20, 1887

    • Index of Inventions - August 20, 1887

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    August 20, 1887

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