e pricelists and samples sent free. SSand 90 Beekman 8t., New York. FRIEDMANW’S PATENT INJECTOR, Demarest’s Patent Water Closets used almost Snitable for H. W. JOHNS M’F’C CoO., THE BEST exclusively in all fine work. Demarest’s Water r’s for public buildings and Boiler Feeder Residences, Factories,… … the voice of the speaker causes electric undulations corresponding to the words spoken, and which articula- “LAFARGE” PORTLAND CEMENT. THE WALLACE DIAMOND CARBONS, tions produce similar articulate sounds at the receiver. 6 * BURHAM” English PORTLAND CEMENT. | The Commissioner of Patents and the U.…
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