Document Type and Number:
Japanese Patent JPS5160216
Kind Code:
A
Inventors:
ITO HIROSHI
Application Number:
JP13537774A
Publication Date:
May 26, 1976
Filing Date:
November 22, 1974
Export Citation:
Assignee:
NIIGATA ENGINEERING CO LTD
International Classes:
E04G21/02; E01C19/00; E01C19/02; E01C19/05; (IPC1-7): E01C19/00