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Selected Works of Edmund Wigan
Other
Improvements in or relating to Telephone Instrument Circuits
(1935)
  • Edmund Ramsay Wigan, Siemens
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Abstract
UK Patent Application 1934), GB425566A, in the Name of Siemens
Disciplines
Publication Date
Spring March 18, 1935
Citation Information
Edmund Ramsay Wigan. "Improvements in or relating to Telephone Instrument Circuits" (1935)
Available at: http://works.bepress.com/edmund-wigan/36/