Document Type and Number:
Japanese Patent JPS4955816
Kind Code:
U
Application Number:
JP9809072U
Publication Date:
May 17, 1974
Filing Date:
August 24, 1972
Export Citation:
International Classes:
B32B3/28; B32B13/06; E04C2/28; E04C2/34; E04C2/36; (IPC1-7): E04C2/36; E04C2/28