Document Type and Number:
Japanese Patent JPS6429491
Kind Code:
U
Application Number:
JP12394687U
Publication Date:
February 22, 1989
Filing Date:
August 13, 1987
Export Citation:
International Classes:
E04D13/03; (IPC1-7): E06B9/20; E04D13/03
Domestic Patent References:
JP61157692B | ||||
JP59190821B |