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Features

Stone Engraving

The Loss of the Jeannette

English as the Speech of the Future

New Laws for Analyzing Food and Drugs

Improved Car Coupling

Improved Filter

Improved Power and Hand Presses

Improved Car Truck

Miscellaneous Inventions - January 7, 1882

New Fret Sawing Machine

The Ætna Pattern Grate Bar

Improved Punch and Shear

Improved Fire Escape

Improved Thill Tug

Communications Received - January 7, 1882

Departments

  • Departments

    Recent Inventions - January 7, 1882

  • New Inventions - January 7, 1882

  • Correspondence - January 7, 1882

  • Notes and Queries - January 7, 1882

  • Index of Inventions - January 7, 1882

  • Business and Personal - January 7, 1882

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