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No. 4088
Table telephone for magneto call consisting of a metal case, lacquered black, with wooden base, polished black,
hand combination with a four conductor cord, automatic switch cradle, induction coil, powerful inductor with 3 magnets and 2 cranks, alternating current
bell with 300 ohms resistance, in special case of polished walnut with a six
conductor cord 1.5m long, and terminals, for calling across about 25,000 ohms.
Net weight about 5.3 kgs.
See also Telephone No. 4089.
Taken from the Siemens & Halske Telephone Catalogue
1912
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