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[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 593
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el *v De-n-tot 9&i^ 7?,J*TC*xz *& SLtloz*it V*. .-.-•fi- * *ilhilHI Ctfl o R. M. CRAIG. PHONOGRAPHIC ATTACHMENT FOR MOVING PICTURE MACHINES. APPLICATION FILED MAY 6. 1913. 1,260,337. Patented Mar. 26,1918. 3 SHEETS-SHEET 2. … 79-AT-C: 9-H-UC+t-to-t ^ vt-K«*dCdPhonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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