A WEEKLY JOURNAL OF PRACTICAL INFORMATION, ART, SCIENCE, MECHANICS, CHEMISTRY, AND MANUFACTURES. f Vol. XV.—No. 21, 3 per Annum, 1 NEW YORK, NOVEMBER 17, 1866. [NEW SERIES.] [IN ADVANCE.] springs, that allow, by yielding, for the varying Improved Patent Barrel Machinery. end, is a receiver, which…
Combination · Claim · Patents · Set · Boiler · Described · Purpose · Purposes set · Purposes · Breech block · Toothed rake · Purpose set · Scientific American · Steam engine · Low water · Wrought iron · Breaking rollers · Toothed cylinder
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