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Some Patents of E. Jay Quinby Radio Cabinet - 16 December 1924 Loud Speaker - 22 October 1929 Electrical Reproducer Cabinet - 24 December 1929 Electrical Reproducer Cabinet - 24 December 1929 Railway Electric Signal System - 24 May 1932 Sound Reproducing Apparatus - 28 June 1932 Sound Reproducer - 8 November 1932 Sound Reproducer - 24 October 1933 Distribution System Indicator - 20 October 1936 Receiver Tuning Control - 8 October 1940 Viewing Device - 4 September 1945 Stroboscopic Indicator - 31 March 1953 Touch-Responsive Keyboard - 17 November 1953 Dial Reading Device - 7 October 1958 Patent by his son, Jack Robillard Quinby: Model Train Novelty - 6 February 1951 email me domain index
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