United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 754
Zewzs U/. .^rc^^6JDa^Melf!. 7^3 well. ^ attorn ez/<ff. .. PHOTO-LITMO., I (No Model.) 2 Sheets-Sheet 2 L. W. BRIGGS & D. E. BOSWELL. PHONOGRAPH. No. 576,081. Patented Jan. 26, 1897. ^1 *»i i^ j. ... h u ^ ^ … THC N0RRI5 PETERS CO. PMOTO-LIThO i^.„^<^-;geg*:j;™it.- United States Patent Office. LEWIS W. BRKiGS AND DANIEL E. BOSWELL, OF CHICAGO,BRIGGS ASSIGNOR TO SAID BOSWELL. ILLINOIS; SAID PHONOGRAPH, SPECIFICATION forming part of Letters Patent No. 576,081, dated January 26, 1897. Application filed…
Phonograph · Patents
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