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Letter Canceling Machines at the New York Post Office

Proposed Patent Legislation

A Hoof Spreading Device

A Horse Detacher and Brake

Combined Gas Engine and Centrifugal Pump

An Improved Winch

An Automatic Hose Coupling

An Improved Bag Tie

Serviceable Platform

The American Gas Machine

Magnetographs Made by Radiations from the Poles of a Magnet

By John S. McKay

Pod Corn--Zea Tunicata

A Simple Method for the Measurement of Electric Current

By Ichiro Goto

Straightening a Leaning Chimney One Hundred Feet High*

To Inventors - April 18, 1896


  • Departments

    Notes and Queries - April 18, 1896

  • Business and Personal - April 18, 1896

  • Index of Inventions - April 18, 1896

  • Recently Patented Inventions - April 18, 1896

  • Patents - April 18, 1896

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