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Marie Joseph Pelenc
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Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo
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Abstract
15,448. Pelenc, M. J. July 30. Telegraphs.- Receivers for submarine telegraphy. A coil b is mounted with steel pivots in adjustable r u b y bearings, and has either a single or two separate pivoted arms p of soft iron to act by magnetic attraction in place of the directive threads. The bearings are mounted in slides h, m, and h a v e dam p i n g-screws. The circuit wires are coiled, and are attached to binding-screws at the back. a, a are the magnet poles, and o the central block.
GB190115448D1901-07-301901-07-30Improvements in Recorders for Use in Submarine Telegraphy
ExpiredGB190115448A
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