On the efficiency and duration of incandescent electric lamps : report of a special committee / appointed by the President of the Franklin Institute, in conformity with a resolution of the Board of Managers, passed November 12, 1885
Mitwirkende(r): Resource type: Ressourcentyp: BuchBuchSprache: Englisch Verlag: Philadelphia : Franklin Institute, 1885Beschreibung: 127 SBearbeitungsvermerk:- 1
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