United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 875
JMent C.BieM. ^/^cS.^^^^f ATTORNEY COLUMBIA PLANOQRAPH CO., WASHINGTON, O. C. 1,156,217. A, C. DIEHL. SOUND BOX. APPLICATION FILED AUG. 31, 1910. JZig.JZ Patented Oct. 12,1915. 5 SHEETS-SHEET 5. … ^30 WITNESSES 7s?*! rZ^ S^ INVENTOR JUb&ntG.WeM. ATTORNEY UNITED STATES PATENT OFFICE. ALBERT C. DIEHL, OF CAMDEN, NEW JERSEY. ASSIGNOR TO VICTOR TALKING MACHINECOMPANY, A CORPORATION OF NEW JERSEY. SOUND-BOX. 10 20 25 30 35 40 1,156,217. Specification of letters Patent. Patented Oct. 12, 1915.…
Phonograph · Patents
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