Needle for Graphophones and the Like.
Description:
Patent for a gramophone needle that produces better sound due to allowing for vibrations and can be used longer by producing a a sharpened point on one side while playing that can be used the next time by turning over the needle.
Date:
April 9, 1907
Creator:
Petmecky, Fred
Item Type:
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Partner:
UNT Libraries Government Documents Department