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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5234146
Kind Code:
U
Application Number:
JP11455076U
Publication Date:
March 10, 1977
Filing Date:
August 25, 1976
Export Citation:
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International Classes:
E03D1/32; A62C5/00; E03D1/00; (IPC1-7): E03D1/00; A62C5/00
Domestic Patent References:
JPS4013737Y1
JPS4423177Y11969-09-30