Document Type and Number:
Japanese Patent JPS54160914
Kind Code:
U
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Application Number:
JP5911178U
Publication Date:
November 10, 1979
Filing Date:
April 30, 1978
Export Citation:
International Classes:
E04F13/08; E04B1/64; E04B1/66; E04F13/00; (IPC1-7): E04B1/66; E04F13/00