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Features

The Name of Robert Fulton for a War Steamer

Electricity at the Great Exposition

The New U. S. Army Magazine Rifle

Notes from the Worlds Columbian Exposition Chicago 1893

Improved Triple Effect Evaporator

The Krupp Exhibits

Protecting Iron Work in Buildings from Fire

An Improved Dumbwaiter

An Improved Suction Valve

An Improved Boiler Furnace

An Improved Car Coupling

The Racquet and Tennis Club of New York

The Steam Man

The First War Steamer of the World

To Inventors - April 15, 1893

Departments

  • Letters

    Correspondence - April 15, 1893

  • Departments

    Recently Patented Inventions - April 15, 1893

  • New Books and Publications - April 15, 1893

  • Business and Personal - April 15, 1893

  • Notes and Queries - April 15, 1893

  • Index of Inventions - April 15, 1893

  • Patents! - April 15, 1893

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April 15, 1893

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