Document Type and Number:
Japanese Patent JPS5310160
Kind Code:
Y2
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Application Number:
JP10249773U
Publication Date:
March 17, 1978
Filing Date:
August 31, 1973
Export Citation:
International Classes:
E04F11/02; A62B1/20; A62B3/00; A63G21/00; E04G27/00; (IPC1-7): A62B1/20; A63G21/00; E04G27/00