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Scientific American Magazine Vol 20 Issue 26

Scientific American Magazine

Volume 20, Issue 26

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Features

Sea Cables

The Qualities Required in a Good Shears for Cutting Iron or other Metals

Watch Protector

Official List of Patents

Velocipede Notes

Improved Air Carbureter or Gas Chandelier Apparatus

Renewed Vigor at the Patent Office

Threatened Extinction of Patent Rights

On the Importance of Proper Arrangement in Shops

Power Required to Drive a Sewing Machine

A Word to New Friends and Old

Hoop Skirt Litigation

Important Decision about Rejected Cases

Recent American and Foreign Patents

Patent for Stretching Chains—Novelty

Manufacturing, Mining, and Railroad Items

New Publications

Answers to Correspondents

Departments

Correspondence

Business and Personal

Index