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Features

Mrs. Maria Louisa Pike

A Remarkable Chemical Compound-Nickel Carbon Oxide

A Nine-Inch Screw Cutting Lathe

An Improved Gun Cleaning Device

An Improved Poultry Brooder

An Easily Adjustable Harness Saddle

An Improved Cash Carrier

Improvements in Rubber Belts

An Intrenching Tool for Soldiers

An Improved Bridle Bit

Decisions Relating to Patents

Supreme Court of the United States

A Large Refrigerating Machine

250-Kilowatt “Mordey-Victoria” Alternator

A Rail Fence Bicycle Railway

The Great Sun Spot of February, 1892

A Practical Metallic Railroad Tie

To Inventors

Departments

  • Departments

    Recently Patented Inventions- April 16, 1892

  • Notes and Queries- April 16, 1892

  • Business and Personal- April 16, 1892

  • Index of Inventions- April 16, 1892

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April 16, 1892

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