United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 509
e, as shown. EUGENE T. KIEFFER.Witnesses: Margueritte McFalls,Charles F. Willard. Copies of this patent may be obtained for five cents each, by addressing the Washington, D. C. Commissioner of Patents, GRAPHOPHONE PATENT. SOUND BOX FOR TALKING MACHINES, # 1,142,883 -&—A. D. Jones, Patented-June… … 2& -Z^ZU/.S- WITNESSES ^J. IpPS/^ ^ INVENT0R ATTORNEYS THE NORRIS PhTCRS CO., PHOTO-LITh . WASH,;;C miy o. C. UNITED STATES PATENT OFFICE. ALVA D. JONES, OF PHILADELPHIA, PENNSYLVANIA.SOUND-BOX FOR TALKING-MACHINES. 1,142,883. specification of letters Patent. Patented June 15,1915. \…
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