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Features

Wire Rope Traction Street Railway

German Patent Law

Trade Marks

Home News by Way of the Sun

A New Dodge

Scientific and Practical Information - April 17, 1875

How to Build a Windmill

A Street Railway Improvement Wanted

Extermination of the Phylloxera

New Mode of Slaughtering Cattle

Improved Bottle Stopper

Giffard's Railway Car

A Novel Design for a British Channel Tunnel

Practical Mechanism Number XXI

By Joshua Rose

Improved Dinner Pail

Tomlinson's Improved Chimney Cowl

Improved Bolt Cutter

The Grayhound

The Kagu

A Prize Plan for a Fireproof House

Decisions of the Courts

Recent American and Foreign Patents - April 17, 1875

Communications Received - April 17, 1875

Departments

  • Letters

    Correspondence - April 17, 1875

  • Recommended

    New Books and Publications - April 17, 1875

  • Departments

    Business and Personal - April 17, 1875

  • Notes and Queries - April 17, 1875

  • Index of Inventions - April 17, 1875

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April 17, 1875

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