Document Type and Number:
Japanese Patent JPH045180
Kind Code:
Y2
Abstract:
A face mask for use under water, which is arranged to sealingly cover at least the eyes and nose of a user, and including conduit means (5a,5b) for sealingly connecting each of the user's ear passages (E) to the interior of the mask, to equalise the air pressure therebetween.
More Like This:
| WO/2002/074209 | SAFETY SPECTACLES |
Application Number:
JP9700288U
Publication Date:
February 14, 1992
Filing Date:
July 22, 1988
Export Citation:
International Classes:
A61F9/02; A61F11/06; A61F11/08; A63B33/00; B63C11/12; (IPC1-7): A63B33/00; A61F11/06; A61F11/02
Next Patent: JPS45181