United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 493
QttotntAf AMCRE.- a ORAMAM CO (»MOTO.LaHOGRAPbeflS WAStiiNCTOH. 0. C I 962,446. H. E. MARKLE. MULTIPLEX QBAPHOPHONE. APPLICATIOH PILED MAT 16, 1907. Patented June 28,1910. 4 SHEETS-SHEET 4. ^d^.^. … ^^-^ :^fi^.a
Phonograph · Patents
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