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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4956767
Kind Code:
U
Application Number:
JP9980172U
Publication Date:
May 18, 1974
Filing Date:
August 26, 1972
Export Citation:
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International Classes:
F21V31/00; (IPC1-7): F21S1/02
Domestic Patent References:
JP15008460Y1