United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 361
Tiy.%. … Witnesses: / / -f Iwrenfor: <€#Z, THE HORRtS RETERS CO . WASHINGTON, O. C- UNITED STATES PATENT OFFICE. GUSTAV HENSCH, OF LEIPSIC, GERMANY, ASSIGNOR TO THE FIRM OFERNST HOLZWEISSIG NACHF, OF LEIPSIC, GERMANY. IO IS 25 3° 35 GRAMOPHONE. No. 825,725. Specification of Letters Patent. Application…
Phonograph · Patents
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