United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 559
le-holding aperture, abushing therein of resiliently compressiblematerial such as rubber tubing, with meansto adjustably compress said resilient bushing 55against the shank of the needle to vary thetone vibrations. In testimony whereof, I have hereuntoaffixed my signature this thirty-first day… … WITNESSES AnOiiNEYS THe H<i9ni% ^tTKRM CO.. WASHIHCTOH. O. C W. W. ZACKET. TEEDING MECHANISM TOR SOUND BOXESAPPLIOATIOS FILED 00T.22, 1909 963,847. Patented July 12,1910. J SHEETS-SHEET 2. ^
Phonograph · Patents
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