Document Type and Number:
Japanese Patent JPH03101703
Kind Code:
U
Application Number:
JP1011490U
Publication Date:
October 23, 1991
Filing Date:
February 02, 1990
Export Citation:
International Classes:
E04B1/32; E04B1/343; (IPC1-7): E04B1/32; E04B1/343
Domestic Patent References:
| JPS6311738A | 1988-01-19 | |||
| JPS6078033A | 1985-05-02 |