Document Type and Number:
Japanese Patent JPS4938016
Kind Code:
U
Application Number:
JP7827772U
Publication Date:
April 04, 1974
Filing Date:
July 01, 1972
Export Citation:
International Classes:
E04F15/00; E04C3/292; E04D12/00; E04F13/08; E04F15/02; (IPC1-7): E04C3/292; E04D12/00; E04F13/08; E04F15/02