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Features

A Remarkable Chemical Compound-Nickel Carbon Oxide

Mrs. Maria Louisa Pike

A Nine-Inch Screw Cutting Lathe

An Improved Gun Cleaning Device

An Easily Adjustable Harness Saddle

An Improved Poultry Brooder

An Improved Cash Carrier

Improvements in Rubber Belts

An Improved Bridle Bit

An Intrenching Tool for Soldiers

Decisions Relating to Patents

Supreme Court of the United States

A Large Refrigerating Machine

250-Kilowatt “Mordey-Victoria” Alternator

The Great Sun Spot of February, 1892

A Rail Fence Bicycle Railway

A Practical Metallic Railroad Tie

To Inventors

Departments

  • Departments

    Recently Patented Inventions- April 16, 1892

  • Business and Personal- April 16, 1892

  • Notes and Queries- April 16, 1892

  • Index of Inventions- April 16, 1892

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April 16, 1892

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