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Features

Congress and the Isthmian Canal

The Patent and Trade Mark Commission Agree on a Bill

The Chief Constructor of the United States Navy

Fireproof Dock Construction

Failure of the Display of Leonids

Sugar Inventions Wanted

Registration of United States Patents and Trade Marks in Cuba

Letters from Peary

International Congress of Railways at Paris

A Novel Electro-Magnetic Brake for Street Cars

The Brunt Improved Regulating Incandescent-Lamp Socket

American Coal Briquettes

The Serpollet Steam Automobile

The First-Class Battleship "Wisconsin"

Bird's-Eye View of the Pan-American Exposition

Separation of the Brazilian Thoraco-Xiphopagous Twins

III. Simple Electric Motor

By George M. Hopkins

Departments

  • Departments

    Recently Patented Inventions - December 8, 1900

  • Business and Personal - December 8, 1900

  • Index of Inventions - December 8, 1900

  • New Books, Etc - December 8, 1900

  • Notes and Queries - December 8, 1900

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December 08, 1900

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