Document Type and Number:
Japanese Patent JPH03123026
Kind Code:
U
Application Number:
JP3341090U
Publication Date:
December 16, 1991
Filing Date:
March 29, 1990
Export Citation:
International Classes:
E04D13/035; E04D13/16; E04D13/17; (IPC1-7): E04D13/035; E04D13/16