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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4863534
Kind Code:
U
Application Number:
JP10729971U
Publication Date:
August 13, 1973
Filing Date:
November 15, 1971
Export Citation:
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International Classes:
E04G21/28; (IPC1-7): E04G21/28
Domestic Patent References:
JPS4518863Y11970-07-31