Features
Gleanings from the Polytechnic Association
Report of the Commissioner of Patents
Science Familiarly Illustrated
Editorial Summary
Manufacture of Foreign Beer
Recent American and Foreign Patents
Answers to Correspondents
Patent Office Decisions
The Gas Question
Improved Combination Culinary Utensil
Ozone
Speculations on the Future
Caution
The Rights and Wrongs of the Patent Office
Mistaken Economy and Poor Materials
Patent Claims
Voluntary Police Association
Extension Notices
The Hydraulic Press
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