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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0422394
Kind Code:
U
More Like This:
JP3031972[Name of device] Diver mask with lens for hyperopia / myopia / underwater glasses
Application Number:
JP6337790U
Publication Date:
February 25, 1992
Filing Date:
June 15, 1990
Export Citation:
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International Classes:
A63B33/00; A63B69/12; B63C11/22; (IPC1-7): B63C11/22; A63B33/00; A63B69/12



 
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