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-one yean' erpcrienct, und now nave unequaled facilmea for the preparation of Patent Drawings, Specifications, and the grosecution of Applications for Patents in the United tates, Canada, and Foreign Countries. Messrs Munn Co. also attend to the preparation of Caveats. Copyrighte for Books, Labels, Reissues. Assignments, and Reporte 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, Rnissues, Infringements, Assignments, Rejected Cases, Hints on the Sale of Patente, etc. We also send, Iruof charge, a Synopsis of Foreign Patent Laws, showing the cost and method of securing patents in all the principal countries of the world. MUNN A; CO., Solicitors of Patenta, 361 Broadway, New York. BRANCH OFFICES.--No. 622 and 624 F Street, Pacific Building, near 7th Street, Washington, D. C.
This article was originally published with the title "Patents" in SA Supplements 23, 589supp, 254 (April 1887)