United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 463
movement, meansfor engaging said dog, raising it and moving 45it into cooperative engagement with the re-turn-screw, and adjustable means for disen-gaging the dog from the return-screw, sub-stantially as described. In testimony that I claim the foregoing I 50have hereunto set my hand this 4th day… … /St 19 &Z&-&
Phonograph · Patents
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