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Features

A New Optical Lantern

The Potentialities of Chemical Research

An Improved Bicycle Driving Gear

Special Triple Geared Lathe

An Improved Building Tile

An Automatically Operating Valve Gear

Improvement in Vessels' Hulls

An Improved Fire Ladder

An Improved Exhibiting Apparatus

In Ocean Depths

Venomous Spiders

By Nicolas Pike

Family Knitting Machines

Improved Automatic Signal Apparatus

A Cable Grip for Coal Cars or Mine Wagons

Pine Cones, or Cocoons?

To Inventors - January 20, 1894

Departments

  • Recommended

    New Books and Publications - January 20, 1894

  • Departments

    Recently Patented Inventions - January 20, 1894

  • Business and Personal - January 20, 1894

  • Index of Inventions - January 20, 1894

  • Notes and Queries - January 20, 1894

  • Patents - January 20, 1894

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January 20, 1894

Think Outside the Gift Box