Document Type and Number:
Japanese Patent JPS5014806
Kind Code:
B1
Application Number:
JP9961570A
Publication Date:
May 30, 1975
Filing Date:
November 11, 1970
Export Citation:
International Classes:
E04B1/98; B32B3/10; E04B1/86; E04C2/36; (IPC1-7): E04B1/86