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Features

A New Steam Catamaran

Poisonous Coffee

The Barff Process for Preserving Iron

Finishing by Pressure

Portable Machine Tools

Aspects of the Planets for August - 1844

Revolving Book Stand

Weather Strip

Hay Carrier

Side Hill Plow

Combination Cellar Grate

Folding Fireplace Fender

Shade and Curtain Fixture

Insertible Saw Tooth

Improved Oar

Decisions Relating to Patents - August 2, 1884

United States Circuit Court—Western District of Pennsylvania

Rock Cutting Machine

Drawbridge Signal

The Sun Lamp Applied to Photography

Engineering Inventions - August 2, 1884

Mechanical Inventions - August 2, 1884

Miscellaneous Inventions - August 2, 1884

Agricultural Inventions - August 2, 1884

Departments

  • Letters

    Correspondence - August 2, 1884

  • Departments

    Business and Personal - August 2, 1884

  • New Books and Publications - August 2, 1884

  • Notes and Queries - August 2, 1884

  • Index of Inventions - August 2, 1884

  • Patents

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The Essential Guide to the Modern World

The Essential Guide to the Modern World