Respirator
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United States of America Patent
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Oct 12, 2010
Grant Date -
Mar 1, 2007
app pub date -
Mar 29, 2004
filing date -
Mar 27, 2003
priority date (Note) -
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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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