[Trade Journal]
Publication: Electrical World
New York, NY, United States
vol. 14, no. 15, p. 256, col. 2
WESTERN NOTES.
BRANCH OFFICE OF THE ELECTRICAL WORLD
39 Mallers Building, Chicago, Oct. 5, 1889.
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The Knapp Electrical Works, Chicago, have been unable to keep up with the demand for their disque LeClanche batteries, and are now some 1,750 cells behind their orders, which, Mr. Knapp says, is due to the excellence of the porous cup used.
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