DescriptionEarly experimental non-magnetic Tape Recorder invented by the Volta Associates -Bell & Tainter -i013.jpg
English: Volta Associates patent drawing from U. S. patent 341214, granted May 4, 1886, to Chichester Bell (A.G. Bell's cousin) and C. S. Tainter, all Associates of the Volta Laboratory created by Alexander Bell in 1880.
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{{Information |Description={{en|1=Volta Associates patent drawing from U. S. patent 341214, granted May 4, 1886, to Chichester Bell (A.G. Bell's cousin) and C. S. Tainter, all Associates of the Volta Laboratory created by Alexander Bell in 1880.
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