Respirator

Details Respirator Respirator

2004-03-29

2010-10-12

Douglas, Steven O (Department: 3771)

Surgery

Respiratory method or device

Including body or head supported means covering user's scalp

C128S201250

Reexamination Certificate

active

07810492

ABSTRACT:
A respirator helmet (10′) or other helmet adapted to receive, by means of a plug (66) and socket arrangement (70), a pivotable bar (62) carrying a protective screen (63) such that the screen may be moved between a lowered position in front of the face of the wearer of the helmet and a raised position.

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