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Hamilton E. Towle

Patent Reform

The Cotton Plant and Its Fiber

Improved Invalid Bed

Improvement in the Manufacture of Tweezers

The New Scylla and Charybdis

By H. C. Hovey

American Industries.—No. 78

Steam Boiler Notes

Improved Window Chair

Improved Governor

New Diving Apparatus

Breakfast Set of Sevres Porcelain

Miscellaneous Inventions

Botanical Notes

The Gastroscope—an Electric Light for the Human Stomach

Agricultural Inventions


  • Departments

    Recent Inventions

  • New Inventions

  • Business and Personal

  • Index of Inventions

  • Notes and Queries

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