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Dynamo and Compass

The Water Supply of New York

Position of the Planets in July

An Improved Drawbridge Signal

A Lock-House for Switch-Stands

An Improved Flooring Jack

Torpedo Boats

A Stovepipe Anchor and Flue Cleaner

Crystallizing Frames for Monograms, Designs, Etc

An Improved Animal Catcher

An Improved Spring Back for Stools, Etc

An Improved Car Coupling

An Improved Sunshade for Vehicles

A Spindle Support for Spinning Machines

Palmer's Improved Carpenter's Chisel

Mississippi River Improvements

The Johnstown Disaster


  • Departments

    Recently Patented Inventions- June 29, 1889

  • Index of Inventions- June 29, 1889

  • Business and Personal- June 29, 1889

  • Index- June 29, 1889

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June 29, 1889

Science for the Modern World