Tools and hardware – Handle – knob or pull – Singular point of attachment
Patent
1987-09-03
1990-01-30
Bullock, B. J.
Tools and hardware
Handle, knob or pull
Singular point of attachment
Patent
active
D03057259
REFERENCES:
patent: D115158 (1939-06-01), Maerz
patent: D167618 (1952-09-01), Coran
patent: D189142 (1960-11-01), Heckman
patent: D223801 (1972-06-01), Jensen et al.
patent: 4779305 (1988-10-01), Gorsek
Bullock B. J.
Nilles James E.
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