Subjects
classified with names of author. Persons desiring a copy have only to
ask for it, and it will be mailed to them. Address,
MUNN & CO., 361 BROADWAY, NEW YORK.
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PATENTS!
MESSRS. MUNN & CO., in connection with the publication of the
SCIENTIFIC AMERICAN, continue to examine improvements, and to act as
Solicitors of Patents for Inventors.
In this line of business they have had _forty-five years' experience_,
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Drawings, Specifications, and the prosecution of Applications for
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A pamphlet sent free of charge, on application, containing full
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concerning Labels, Copyrights, Designs, Patents, Appeals, Reissues,
Infringements, Assignments, Rejected Cases. Hints on the Sale of
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