United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 105
aving acollapsible body, jointed links attached tosaid body and forming an extensible ring, amouthpiece attached to said body, a slidingcollar on said mouthpiece and pull-rods con-necting said collar with said links. In testimony whereof I have signed myname to this specification in the presence… … James T. J3rovrn
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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