Document Type and Number:
Japanese Patent JPH03128115
Kind Code:
U
Application Number:
JP3763790U
Publication Date:
December 24, 1991
Filing Date:
April 10, 1990
Export Citation:
International Classes:
E04C3/04; E04C3/28; (IPC1-7): E04C3/04; E04C3/28
Domestic Patent References:
| JPS5527372U | 1980-02-22 | |||
| JPS4925129U | 1974-03-04 |