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Scientific American, Vol. 28, No. 23 (June 1873) (1873)

leaf 3

An illustration from Scientific American, Vol. 28, No. 23 (June 1873), 1873, leaf 3
ng, of 67 Northampton to and from a quarry, in order to have the bits dressed, is which are secured by nuts on their inner ends. It is evident street, Faston, Pa., by addressing whom further particulars thus avoided, as the latter weigh but three or four pounds that, by loosening the latter, the… … force the other end of the dovetail, and also holds the parts pick or inconvenient can be detached from the plow altogether. The inventor firmly together, preventing looseness. to employ an ordinary bar. B is the copper reaming drill claims that this apparatus is strong and durable, can be used for…

Patents · Improved · Consists · Steel · Furnish · Iron · Sewing machine · Boiler · Trade marks · Steel wire · Scientific American · Cubic feet · Journal box · Upper ends · Patent office · Trade mark · Steam engines

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