Document Type and Number:
Japanese Patent JPS5550201
Kind Code:
Y2
Application Number:
JP1288278U
Publication Date:
November 21, 1980
Filing Date:
February 03, 1978
Export Citation:
International Classes:
E02D19/18; E02D19/16; E02D29/00; E02D31/02; (IPC1-7): E02D31/02; E02D29/04