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Scientific American, Vol. 91, No. 22 (November 1904) (1904)

leaf 18

An illustration from Scientific American, Vol. 91, No. 22 (November 1904), 1904, leaf 18
creen mesh. The figures of con-temporary mining will show noresult equal in value to that ob- tained by this apparatus. j THE IDEAL COMPANY440 Ellicott Square, Buffalo, N.Y. MJq. ami. pMyi-Ut f.^.,Denver, <?ol., GOKfcriil A^Riita -^ A-J f\f\ Set of castings andjpj.W parts lor the MODELDYNAMO… … Tra.de Marks.Designs*Copyrights, Etc. Anyone sending: a sketch and description mayquickly ascertain our opinion free whether aninvention is probably patentable. Communica-tions strictly confidential. Handbook on Patentssent free. O) dest agency for securing- patents. Patents taaen through MuNN…

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