Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
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Charles Richards
Silas Richards
Arthur Richards
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Individual
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Individual
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Publication of GB190302367ApublicationCriticalpatent/GB190302367A/en
2367. Richards, C., Richards, S., and Richards, A. Jan. 31. Locking nuts.-A boss b projecting from the face of the nut has one or more cuts c parallel to, but not coincident with, radii of the hole of the nut. The metal on one side of each cut is pressed inwards, forming projections d which grip the bolt or stud.
GB190302367D1903-01-311903-01-31A New or Improved Lock-nut.
ExpiredGB190302367A
(en)