Document Type and Number:
Japanese Patent JPS57101222
Kind Code:
U
Application Number:
JP17913780U
Publication Date:
June 22, 1982
Filing Date:
December 12, 1980
Export Citation:
International Classes:
E04B1/64; E04D13/04; E04D13/15; (IPC1-7): E04D13/04; E04B1/64
Domestic Patent References:
| JPS5513521U | 1980-01-28 |