MESSRS. MUNN & CO., in connection witli the publication of the SciENTmo AMKBICAN, continue to examine Improvements, and to act as Solicitors of Patents for Inventors. In this line of business they have had thirty-flm years' experience, and now have vnequaled facilities for the preparation of Patent Drawings, Specifications, and the prosecution of Applications for Patents ' in the United States, Canada, and Foreign Countries. Messrs.' Munn & Co. also attend to the preparation of Caveats, Copyrights for Books. Labels, Eeissues, Assignments, and Eeports on Infringements of Patents. All business intrusted to them is done with special care and promptness, on very reasonable terms. A pamphlet sent free of charge, on application, con-taining full information about Patents and how to pro cure them; dlreciions concerning Labels, Copyrights, Designs, Patents, Appeals, Eeissues, Infringements, Assignments, Eejected Cases, Hints on the Sale of Patents, etc. We also send, free of charge, a Synopsis of Foreign Patent Laws, showing the cost and method of securing patents In all the principal countries of the world. inrNIir & CO., solicitor* or Patents, S61 Broadway, New York. BEANCH OFFICE -Comer of F and 7th Street, Washington, D. C.
This article was originally published with the title "Patents" in SA Supplements 14, 356supp, 284 (October 1882)
doi:10.1038/scientificamerican10281882-5686bsupp