United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 123
<0 1,252,304. D. 0. ROYSTER.COMBINED MOTION PICTURE APPARATUS AND PHONOGRAPH. APPLICATION FILED JULY 15, 1912. Patented Jan. 1,1918. 5 SHEETS-SHEET 2. … I I I I .1 T1 F=l <? JTmserttor* 50 iX/ i 9^ W fcv& V> »3iiO> LS ft /> 58 -^^S^iiC^wS D. 0. ROYSTER, COMBINED MOTION PICTURE APPARATUS AND PHONOGRAPH,APPLICATION FILED JULY 15, 1912. 1,252,304. Patented Jan. 1,1918. 5 SHEETS-SHEET 3.
Phonograph · Patents
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