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David Bliss Hyde
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Individual
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Individual
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Publication of GB189725457ApublicationCriticalpatent/GB189725457A/en
25,457. Hyde, D. B. Nov. 2. Emery wheels.- The sides of the wheel are made slightly tapered, and are gripped by metal discs B, B<1> which are made with a slightly greater taper so as to bear only on the edges C, C. In a modification, the wheel is made with narrow shoulders which are gripped by corresponding flanges on the discs B, B<1>.
GB189725457D1897-11-021897-11-02Improvements in or relating to Emery Wheels, and in the means of Securing them to their Spindles.
ExpiredGB189725457A
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