Document Type and Number:
Japanese Patent JPS5162217
Kind Code:
U
Application Number:
JP13621874U
Publication Date:
May 17, 1976
Filing Date:
November 12, 1974
Export Citation:
International Classes:
E02D5/58; E04C5/12; E04G21/12; (IPC1-7): E04C5/12; E04G21/12