PROTECTIVE HEADGEAR AND OPTICAL-FILTER CARTRIDGE REMOVABLY MOUNTABLE THERETO

Protective headgear and an optical filter cartridge that is removably mountable thereto, and methods of removably inserting such a cartridge and removing such a cartridge.

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Bibliographic Details
Main Author LILENTHAL NIKLAS
Format Patent
LanguageEnglish
Published 07.08.2014
Subjects
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Summary:Protective headgear and an optical filter cartridge that is removably mountable thereto, and methods of removably inserting such a cartridge and removing such a cartridge.
Bibliography:Application Number: US201313761433