Cooling hard hat

Details Cooling hard hat Cooling hard hat

2007-06-04

2008-08-26

McInroy, Ruth (Department: 2915)

Equipment for safety, protection, and rescue

Body restraint or protective covering

Cranial

Design Patent

active

D0575905

CLAIM:
The ornamental design for a cooling hard hat, as shown and described.

REFERENCES:
patent: D198776 (1964-08-01), Simpson et al.
patent: D235938 (1975-07-01), Lindblom
patent: D299765 (1989-02-01), Lewis et al.
patent: D354376 (1995-01-01), Kun
patent: D370308 (1996-05-01), Nilsson
patent: D433776 (2000-11-01), Scanlon
patent: D468062 (2002-12-01), Santiago
patent: D475161 (2003-05-01), Mundy
patent: D498880 (2004-11-01), Jones
patent: D524990 (2006-07-01), Steinhobel

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