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James Carr
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Individual
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Individual
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Publication of GB189727927ApublicationCriticalpatent/GB189727927A/en
Details Of Spanners, Wrenches, And Screw Drivers And Accessories
(AREA)
Transmission Devices
(AREA)
Abstract
27,927. Carr, J. Nov. 27. Locking n u t s.- The nut is locked by driving a key A i n t o a dovetailed groove in the nut until the sharp corner A<3> of the key indents the thread of the bolt.
GB189727927D1897-11-271897-11-27A New or Improved Locking Device for the Nuts of Screws.
ExpiredGB189727927A
(en)