MESSRS. MUNN. & CO., In connection with the pnbll-eatlon of the SoiKNrmc AMERICAN, continue to examine improvements, and to act as Solicitors uf Patents for Inventors. In tW line of business they have had forty-m- yean tixfffHence. and now nave unequaUd faeUivUs for the prepuretion of Patent Drawings, Specifications, and the proseeution ot Applications for Patents in the United Stittee,Caaeda,andFoieign Countries. .Messr UBBUA Oe. sleaattend to ttaeprepvstion of Caveats, Copyrights, for Books. Labels, Reissues. A ssiRnments. and Kepoie 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-tainiag full infonpation about Patents and how to pro-core them; directions concerning Labels, Copyrights, Derigns, Patents, Appeals, Reissues, Infringements, Assignments, Rejected Cases, Hints on the Sale of Pa-teatcetc we also send, freeof charge a Synopsis of Foreign P -tent Laws, showing the cost and method of seonring l ltti In all flie principel countries of the world. nVIfN ? COq SoUeltors ol Patenta, 3S1 Broadwsr. New York. BRANCH OFFIClte.No. 8 and 624 F Street, P . alee Bonding, mar 7f li Street. WaabingUni. D. C.