Document Type and Number:
Japanese Patent JPS4944243
Kind Code:
Y1
Application Number:
JP13590870U
Publication Date:
December 04, 1974
Filing Date:
December 29, 1970
Export Citation:
International Classes:
B32B19/00; E04C2/16; E04C2/26; (IPC1-7): E04C2/26; B32B19/00