Document Type and Number:
Japanese Patent JPS56130518
Kind Code:
U
Application Number:
JP2896680U
Publication Date:
October 03, 1981
Filing Date:
March 07, 1980
Export Citation:
International Classes:
E04B2/90; E04B1/66; E04B2/88; E06B7/26; (IPC1-7): E04B2/88; E04B1/66; E06B7/26
Domestic Patent References:
| JPS5530037A | 1980-03-03 |