Official Gazette of the United States Patent Office
Supplement, Containing the Revised Classification of Subjects of Invention, Alphabetically Arranged; January 1, 1889
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Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. Gas. Oil ako water. Processes of and apparatus for manu facture of heating and illuminating gas by decomposing steam, vaporizing hydrocarbon oil and mixing the two to form a tired gas; with the necessary appliances for operat ing the apparatus.
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