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MESSRS MUNN &co . . in connection with the publication of the SIENTRFIC AMIRICAN, continue to examine Improvements, and to act as !lolicitors of Palent. for lnvenlors. In thi s line of busines. they l,ave had thirty-eight years' experience, and now have ,mequaZed fa cilities for the preparatioll of Patent Drawings, Speci ficat.ions, and the prosecntion of Applications for Pal.ents in the T;nited Rtates, C an ada, and Foreign COllntries. ..fessrs. Mnlln &Co. also attend to the preparation of Caveats, Copyrights for Books . Labels, Reissues, Assignments, and Reports on hlfringementR of Patents. , . .'\Jl busincss ;ntrus ted to Ihem is done wilh spec ial care and prompt nes.., on very reasonable term!:-. A pamphlet sent free of charge, 011 application, con taining full information abollt Patents and how to pr04 cure them; directiollR concerning I.abels, Copyrights, Designs. Palents, Appeals. lteissues, Infringements, As' signmentS, Rejected Cases, Hints 011 th e Sale of Patents, etc. Wealeo send. free Qr clwrue. a Synopsis of Foreign Patent Laws, showing the cost and method of securing patents in all the prinCipal counlries of the world. MUNN &C O . , Sollcitors of' Patents, - 261 Broadway, New York:. BRANCH OFFICI!: . -Comer of F lind 7th Streets, Washington, D. C.
