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Herbert Samuel Berliner
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Holding Or Fastening Of Disk On Rotational Shaft
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Abstract
5158. Berliner, H. S. March 11. Drawings to Specification. Phonographs.-The spiral groove on a disk record progresses outwards instead of as usual towards the centre, so that the stylus starting from near the centre reaches the outside edge, a uniform and uniformly good reproduction being stated to be obtained.
GB190505158D1905-03-111905-03-11Improvements in Gramophone Sound Record Tablets.
ExpiredGB190505158A
(en)