United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 477
F™^-11 t~^ D. Dl CARLO.SPRING CONTROLLED NOISELESS MOTOR FOR OPERATING TALKING AND OTHER MACHINES. APPLICATION FILED JUNE 26, 1917. 1,258,753. Patented Mar. 12,1918. 2 SHEETS—SHEET 2. … ^^^^^^^^^^^^ gJrvutftitoT H
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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