Document Type and Number:
Japanese Patent JPS554346
Kind Code:
Y2
Application Number:
JP15150275U
Publication Date:
January 31, 1980
Filing Date:
November 05, 1975
Export Citation:
International Classes:
E02D3/12; E02D17/13; E02D19/06; E02F5/02; (IPC1-7): E02D3/12
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