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V.-Classified list of patents, &c.-Continued.

CLASS IV.-Chemical processes, manufactures and compounds, including medicine, dyeing, color making, distilling, soup and candle making, mortars, cements, &c.

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Bronze powder, processes of making,

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L. Branders........

Calico printing, material for transferring colors in. Charles A. Broquette..

Cane juice, machine for expressing..

Candle making, apparatus for.

Henry Bessemer....

Willis Humiston..

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V.-Classified list of patents, &c.—Continued.

CLASS V.-Calorific, comprising lamps, fireplaces, stoves, grates, furnaces for heating buildings, cooking apparatus, pre-
paration of fuel, &c.

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Stoves, with portable ovens..

Ventilators.....

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Gordon Williston

Charles A. Bogart..
Rensselaer D. Granger

James Shields and Samuel Pierce

New York, N. Y.; Troy, N. Y..
Waterville, N. Y.

Mount Jackson, Va.

James Green and Rufus J. King....... Dayton, Ohio.

Bachus A. Beardsley.

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William Sours...

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Rufus K. Paine.

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George W. Gardner.

N. A. Boynton....
George H. Thatcher.

Ventilating and excluding dust from railroad cars. Ransom Cook.

Thatcher C. Hatch.

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April 8, 1851.

April 15, 1851.
April 15, 1851.
April 22, 1851.
June 17, 1851.

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Aug. 19, 1851.
Nov. 25, 1851.

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Brunswick, Cumberland county, Me... Nov. 25, 1851.

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V.-Classified list of patents, &c.—Continued.

CLASS VI.-Steam and gas engines, including boilers and furnaces therefor, and parts thereof.

Boilers, &c., steam apparatus for indicating the

height of water in.......

Boilers, method of tracing the water spaces of
Boilers, revolving..

Boilers, revolving.........

Boiler, steam, annular..

Boilers, steam, arrangement of the flucs and

water spaces of.....

Boilers, steam, insulated fusible plug for.

Boilers, steam, water gauge for....

Boiler tubes, &c., spring expanding guage for....
Crank indicator, arrangement of machinery for
actuating the.

Cut-off, adjustable. Cut-off, gear.

Cut-off, variable, regulated by the governor, Engine, air.

Engines, apparatus for regulating the speed of...
Engines, carbonic acid gas..

Engines, in which compressed air or other gas,
heated and expanded by admixture therewith
of a heated fluid, is used as the motive agent...
Engines, valve for oscillating...
Equalizers or power regulators...
Gauge for indicating pressure of steam, &c..
Indicator, water level, for steam boilers..

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