Document Type and Number:
Japanese Patent JPS538426
Kind Code:
Y2
Application Number:
JP9299173U
Publication Date:
March 04, 1978
Filing Date:
August 07, 1973
Export Citation:
International Classes:
E04B1/61; B27D1/00; B27D1/10; B27H1/00; B27M1/00; B32B21/04; E04C2/30; (IPC1-7): E04C2/30; B27M1/00