Document Type and Number:
Japanese Patent JPH0237952
Kind Code:
Y2
Application Number:
JP1427684U
Publication Date:
October 15, 1990
Filing Date:
February 02, 1984
Export Citation:
International Classes:
B28B7/04; E04G9/00; E04G11/06; E04G13/02; (IPC1-7): E04G13/02