Portable telephone line test equipment, 1916-1920

Made:: 1916-1920

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Portable telephone line test equipment, 1916-1920
Science Museum Group
© The Board of Trustees of the Science Museum

Portable telephone line test equipment, 1916-1920

Details

Category:: Telecommunications

Object Number:: 1999-224

Materials:: wood, glass, leather, brass

Measurements:: 6 x 4 x 6 in.; 152.4 x 101.6 x 152.4 mm

type:: telephone line test equipment

credit:: Sweetman, D

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Portable telephone line test equipment, 1916-1920

Details

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