MESSRS. MUNN & CO.. in connection with the pub-lication of the SCIENTIFIC AMERICAN, continue to ex-amine Improvements, and to act as Solicitors of Patents for Inventors. In this line of business they have had thirty-eight years" experience, and now have unequaled facilities for the preparation of Patent Drawings, Specifications, and the prosecution of Applications for Patentsn the United States, Canada, and Foreign Countries. Messrs. Munn & Co. also attend to the preparation of Caveats, J Copyrights for Books. Labels, Reissues, Assignments, and Reports onnfringements of Patents. All business intrusted to thems done with special care and prompt- ness, on very reasonable terms. A pamphlet sent free of charge, on application, con- taining fullnformation about Patents and how to pro- cure them; directions concerning Labels, Copyrights, Designs, Patents, Appeals, Reissues,nfringements, As- signments, Rejected Cases, Hints on the Sale of Pa- tents, etc. We also send, free of charge, a Synopsis of Foreign Patent Laws, showing the cost and method of securing patentsn all the principal countries of the world. MUNN & CO., Solicitors of Patents, 361 Broadway, New York. BRANCH OFFICE.Corner of F and 7th Streets, Washington, D. C.
This article was originally published with the title "Patents" in SA Supplements 17, 440supp, 365 (June 1884)