United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 1007
have hereunto 10set my hand at Jersey City, N. J., this 29day of January, 1917. HENRY KOCOUKEK. Copies of this patent may be obtained for five cents each, by addressing the Commissioner of Patents, Washington, D. C. { GRAP HOP HOWE PA TE f J T ; CENTRIFUGAL SPEED REGULATOR FOR PH0i\TCGRAPH8,… … J€g.3. 29 fifr ^g.2. P6 • o, JO 1^9 J3 36
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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