Class 411/925 - Top stop

Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Art collection under art collection 924 in which a special
No. of patents: 1
Last issue date: 02/06/1979

Number	Title	Issue Date
4137959	Self-locking knob and stud assembly A self-locking knob and stud assembly includes a self-locking knob consisting of an internally threaded knob with an apertured spring retainer clip slidably received in a transverse slot provided in the knob, the aperture through the retainer clip being o...	02/06/1979

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