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Features

Improved Locomotive Steam Crane

A Trade as a Refuge

The Commissionership of Patents

Built-Up Mills

Aspects of the Planets for March - 1885

Car Replacer

Improved Nut Lock

Improved Shipping Case

Keel for Submarine Boats

Railroad Ticket Holder

Unloading and Elevating Apparatus

Improved Back-Washing Machine

Improved Car Fare Box

Torpedoes of the Austrian Navy

An Early Electro-Magnetic Locomotive

Fishways on the River Sire

By A. Landmark, Government Inspector of Fisheries, Norway

Miscellaneous Inventions - February 28, 1885

Agricultural Inventions - February 28, 1885

Engineering Inventions - February 28, 1885

Mechanical Inventions - February 28, 1885

Special - February 28, 1885

Sleep for the Sleepless

Departments

  • Letters

    Correspondence - February 28, 1885

  • Recommended

    New Books and Publications - February 28, 1885

  • Departments

    Business and Personal - February 28, 1885

  • Notes and Queries - February 28, 1885

  • Index of Inventions - February 28, 1885

  • Patents

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February 28, 1885

Confronting Common Wisdom