MKSSltS. 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 hare bad forty-one years' experience, and now have unequaled Jactiilies for the preparation of Patent Drawings, Specifications, and the grosecution of Applidations for Patents In the United tates. Canada, and Foreign Countries. Messrs. M unn ft Co. also attend to the preparation of Caveats. Copyrights for Books, Labels, Reissues, Assignments, and Reports 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, containing full information about Patents and how to procure them; directions concerning Labels, Copyrights, Designs, Patents. Appeals, Reissues Infringements. Assignments, Rejected Cases. Hints on the Sale of Pa- 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. HHJNN & CO., Solicitor* of Patents, 861 Broadway, New York. BRANCH OFFICBS.-NO.SB and 624 F Street, Pa-tt BvUdln, near Tth Street, Washington, D. C.
This article was originally published with the title "Patents" in SA Supplements 30, 772supp, 254 (October 1890)