Brim for a hard hat

Details Brim for a hard hat Brim for a hard hat

1992-07-02

1997-06-03

McInroy, Ruth

Equipment for safety, protection, and rescue

Body restraint or protective covering

Element or attachment

D29104, 0903

Patent

active

D03796795

REFERENCES:
patent: D136471 (1943-10-01), Wulsin
patent: D246681 (1977-12-01), Hursh
patent: D269304 (1983-06-01), Shonwetter et al.
patent: D308909 (1990-07-01), Levine
patent: D323241 (1992-01-01), Neal
patent: 1179631 (1916-04-01), Hurd
patent: 1748375 (1930-02-01), Wittcuff
patent: 2495041 (1950-01-01), Weiss
patent: 4316289 (1982-02-01), Hold
patent: 5046195 (1991-09-01), Koritan

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