CLASS VI.-Steam and gas engines, including boilers and furnaces therefor, and parts thereof. V.-Classified list of patents, &c.—Continued. ........ Boilers, steam, insulated fusible plug for. Boiler tubes, &c., spring expanding guage for.... Cut-off, variable, regulated by the governor. ... ......... Engines, apparatus for regulating the speed of... ...... CLASS VII.-Navigation and maritime implements, comprising all vessels for conveyance on water, their construction, rigging, and propulsion, diving dresses, life-preservers, &c. J. S. Stover Erwenna, Bucks co., Pa.. Henry G. Thompson.. New York, NY. Rich'd. F. Loper & John W. Nystrom. Philadelphia, Pa. New York, N. Y.. Samuel H. Gilman. Cincinnati, O.. Rudder, balanced. Rudders, method of operating. ... Patentees. William H. Rryan..... John R St. John, assignor to James A. A. Wilder. Charles Frederick Fisher. ........ Nov. 11, 1851. Feb. Jan. 1, 1851. Chandos Hoskins... New Orleans, La. Thos. H. Mortimer & Jas. M. Gardner. Charleston, S. C.. V.-Classified list of patents, &c.-Continued. Brooklyn, N. Y.; New York, N. Y. Prooklyn, N. Y. CLASS VIII.-Mathematical, philosophical, and optical instruments, including clocks, chronometers, Sc. Troy, N. Y. Philadelphia, Pa Date of patent. Sept. 9, 1851. Philadelphia, Pa. Lynn, Essex county, Mass. Lambertville, Hunterdon county, N. J. Sept. 30, 1951. July 1, 1851. Inventions or discoveries. Blasting rocks. Buildings, iron connexion for the beams and columns of. Buildings, metallic, construction of. Bridge, counter-braces, adjusting the effective Bridge trusses, arrangement of arches in.. Bridges, the construction of. Drilling apparatus, steam. 9 Fence, sod, machine for making. Gates, apparatus for opening and closing. Paving, &c., stone and metal, conglomerate for... Railings.. Railings, iron Roofs, construction of. V. CLASS IX.-Civil engineering and architecture, comprising works, rail and common roads, bridges, canals, wharfs, docks, rivers, wiers, dams, and other internal improvements, buildings, roofs, &c. ........ .... Scraper...!! Shutters for shop fron's Vessels, method of raising sunken. (See class IX.) Window sashes. I 、9།* Alvan Clark. Charles S. Bulkley. Cambridge, Middlesex, Mass.. Macon, Bibb county, Georgia.. H. L. F. Gavett.. Chas A. Postley. Owego, N. Y. Bennington, Wyoming county, N. Y. Brookville, Brookville county, Ia. Nov. 11, 1851. Aug. 26, 1851. Dec. 2, 1851. St Louis, Missouri. Reading, Pa. Roxbury, Norfolk county, Mass. July 15, 1851. Mar. 11, 1851. Jackson, Mich.. Lansingburg, Rensselaer county, N. Y. July 29, 1851. Spring Garden, Philadelphia, Pa. 2, 1851. Joseph E. Ware ........ Charles Schofield and George J. John.. Albion, Ill. Sewall Short. New London, Ct. Feb. 11, 1851. July 29, 1851. V.-Classified list of patents, &c.—Continued. CLASS X.-Land conveyance, comprising carriages, cars, and other vehicles used on roads, and parts thercof. Patentees. Oliver N. French, assignor to O. N. New London, Ct. Robert Levington.. Baltimore, Md. Har. Hibbard, ass'r to Jar. A. Hibbard Henrietta, N. Y. Burlington, Chittenden co., Vt. ... .... William Nebinger Rickason Stillwell and E. L. Brun- Ezekiel Booth and Ezra Ripley. Residence. Jos. H. Moore and Wm. P. Parrott. John L. Allen... Jos B. & S Wilson. Sharpsburg, Washington county, Md.. New York, N. Y.; Troy, N. Y. Alden. N. Y. Date of patent. New Haven, Ct... Claremont, N. H. April 22, 1851. Granville, Washington county, N. Y.. July 22, 1851. |