Document Type and Number:
Japanese Patent JPS5391303
Kind Code:
U
Application Number:
JP17415876U
Publication Date:
July 26, 1978
Filing Date:
December 27, 1976
Export Citation:
International Classes:
E02D27/01; E04C1/00; E04G21/02; (IPC1-7): E04C1/00; E04G21/02