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Features

War and Invention

War and Invention (Concludedfrom page 32.)

New Naval and Military Industries

Celebration of the Centennial of the Enactment of the Patent Laws

Automatic Fire Extinguisher

Improved Coal or Rock Drill

Derailing and Replacing Attachment for Street Cars

Damper for Stove Pipes, Chimneys, Etc.

Covering for Traction Cables

Plumber's Trap

Improvement in Eye Glasses

Improved Vehicle Pole

Improved Cask or Tub

Improved Bevel

Decision Relating to Patents - March 12, 1887

Improved Gate Latch

The College of the City of New York--The Technical Course

Convertible Anchor and Freight Hoisting Apparatus for Vessels

Sectional Steel Boat for Mr. Stanley

Ernst Werner Siemens

Mechanical Dyeing

The Epiornis

New Torpedo Boat. for the Spanish Government

Agricultural Inventions - March 12, 1887

Miscellaneous Inventions - March 12, 1887

Engineering Invention - March 12, 1887

Departments

  • From the Editor

    To Inventors - March 12, 1887

  • Letters

    Correspondence - March 12, 1887

  • Recommended

    New Books and Publications - March 12, 1887

  • Departments

    Notes and Queries - March 12, 1887

  • Business and Personal - March 12, 1887

  • Index of Inventions - March 12, 1887

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March 12, 1887

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