United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 538
, a recording stylus in the form ofa pencil, a clamp of sheet metal bent to forma socket in which the pencil is held and twowings or flanges by which it is fixed to the 125diaphragm, the pencil being oblique to thelatter, substantially as described. In testimony whereof I have signed… … n€^^G>s>:- ^.z^y^
Phonograph · Patents
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![An illustration from [Graphophone patents], 1878, leaf 538](https://img.insideoutlibrary.com/img/1024/ia-graphophonepaten02unit-538-230.webp)
