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The Deposition of Alexander Graham Bell
Alexander Graham Bell
其他書名
In the Suit Brought by the United States to Annul the Bell Patents
出版American Bell Telephone Company, 1908
URLhttp://books.google.com.hk/books?id=7PXBswEACAAJ&hl=&source=gbs_api
註釋Trial of Bell Co. and Emile Berliner for alleged double-patenting of the microphone transmitter invention.