Patent Model - Wire for Telephones
Maker and role
David Brooks (b.1820, d.1891), Patentee
Production date
Feb 22 1881
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Object detail
Media/Materials
Wood (pine?), steel, wire, textile
Measurements
1 x 11 3/8 x 2" (2.5 x 28.9 x 5.1cm)
Description
Brooks describes that the objects of his invention "are to obviate the disturbing effects of induction upon telephone-wires, or telegraph-wires when used telephonically, to prevent the same from being affected or influenced by electrical vibrations or disturbances, and to prevent signals or electrical currents from being transmitted from a telegraph-wire to an adjacent telephone-wire." (Patent Number 238,195)
Collection
Object number
2015.14.3313a,b
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Maker
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