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Scientific American, Vol. 84, No. 7 (February 1901) (1901)

leaf 13

An illustration from Scientific American, Vol. 84, No. 7 (February 1901), 1901, leaf 13
7 Telephone transmitter, T. Lidl the sale of ings showing the construction of various forms of Telephonic transmitter, E. Mellett 667,546 our widely pumps and engines. 38 illustrations. Contained in Testing plug, A. T. Ptlugh 667,333 • , known un- Supplements l lOfl, 1110, 11 11. Price 10 cents "i… … Fowler 667,210 ^ The Scientific American eiC Tvpe casting, composing and justifying ma- chine, J. C. & J. C. Fowler, Jr 667,212 Type-casting molds and matrices, produc- ing, J. C. Fov\ ler 667,211 Gyclopeilia of Mt% Votes anil Qiieiies. Typewriter, P. E. Collins 667,295, 667,649 Typewriter, A. C.…

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