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Title: [Patent specifications, 1910-1917, of William Aitken re tele [Go to resource]
Description: [Patent specifications, 1910-1917, of William Aitken re telephone systems. Comprise one German and four U.S. patents, with four loose leaves of patent drawings. 1 file. See also inv. no. 1993-386 (MS 376)] License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: patents Temporal: 1910-1917 Source: Science Museum Identifier: 1992-286 Go to resource More Like this...
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