单词 | multiple telegraphy |
释义 | > as lemmasmultiple telegraphy multiple telegraphy n. a system of telegraphy by which many messages may be sent simultaneously over the same wire. ΘΚΠ society > communication > telecommunication > telegraphy or telephony > telegraphy > [noun] > types or systems of multiple telegraphy1876 quadruplex1878 cable system1887 harmonic telegraphy1902 typo-telegraphy1903 telex1932 1876 Rep. Commissioners of U.S. to Internat. Exhib. Vienna, 1873 II. 29 (heading) Multiple telegraphy. 1879 G. B. Prescott Speaking Telephone (new ed.) 50 A practical system of multiple telegraphy. 1925 Sci. Monthly Nov. 531 Edison was twenty-six when he invented his system of multiple telegraphy. < as lemmas |
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