United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 498
which said styles are mounted, diaphragmsto which the frames supporting the ends ofthe jointed shafts are mounted, and means 10 for imparting a semi-rotation to said shafts to reverse the styles, substantially as de-scribed. In testimony whereof I have hereunto setmy hand and affixed my seal in… … ^^^<3.v5. ]/yt r/v£:-ss£r>s •
Phonograph · Patents
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