Helmet respirator

Details Helmet respirator Helmet respirator

2007-06-26

2007-06-26

Simmons, Ian (Department: 2916)

Medical and laboratory equipment

Equipment for diagnosis, analysis, or treatment

Article for the introduction, removal or collection of fluids

Design Patent

active

29190874

CLAIM:
The ornamental design for a helmet respirator, as shown and described.

REFERENCES:
patent: 2688962 (1954-09-01), Summers
patent: D359145 (1995-06-01), Harrison et al.
patent: 5549104 (1996-08-01), Crump et al.
patent: 5575278 (1996-11-01), Bonhomme et al.
patent: 6016805 (2000-01-01), Burns et al.
patent: D456505 (2002-04-01), Wolf et al.
patent: 6389606 (2002-05-01), Galet et al.
patent: 6826783 (2004-12-01), Grove et al.
patent: 2004/0182385 (2004-09-01), Uusitalo et al.
Abrasive Blasting Helmet and Welding Helmet, p. 273, Lab Safety Supply, 2000.

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