Journal of the Franklin Institute of the State of Pennsylvania for the Promotion of the Mechanic Arts: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patent InventionsFranklin Institute, 1826 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
Contents
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acid alloy antimony apparatus appears applied aqua fortis ascertained asphaltum bleaching body boiling brass carriage charcoal coal coating colour combustion common consequence construction copper cotton cylinder degree diameter effect employed engine engraving equal experiments feet fire fluid Franklin Institute FRANKLIN JOURNAL furnace furnished gold grain ground heat improvements inches inclined plane invention inventor iron lamp-black leather length less lien lime linseed oil locks machine manner manufacture materials means mechanics melted mercury metal method mixed mixture mode necessary observed obtained operation opossum ounces painted patent piece pipe plate polished portion pounds prepared present produced proportion purpose quantity rendered reverberatory furnace rubbed sal ammoniac screw seed-lac silk silver specific gravity steam steam engine steel stone substance sufficient surface temperature thick timber tion tree tube turpentine varnish vases vessel weight wheels whole wood zinc