planed as panying description, The wonderful thing in relation to Fig. 1 represents a longitudinal vertical section of the they are sawed from the bolt. This, in fact, may now be it, is the rapidity and perfection with which it works. retort with its neck, and Fig. 2 the end or head. considered an… … turned, is carried along lengthwise, and at the same HAZLETT & HOBBS' COAL OIL RETORT. time slowly rolled, beneath a rapidly revolving cutter with a semi-circular edge, which thus cuts a spiral A A is the base or rectangular portion, and B B the ever, for the planing of a sawed shingle not only im-…
Patents · Combination · Improvement · Purpose · Manner · Claim · Arrangement · Inventor · Small quantity · Patent office · Purposes set · Claim constructing · Purpose set · Steam plow · Martin boiler · Coal oil · Scientific American · Oak grows
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