Document Type and Number:
Japanese Patent JPS56157202
Kind Code:
U
Application Number:
JP5531480U
Publication Date:
November 24, 1981
Filing Date:
April 24, 1980
Export Citation:
International Classes:
F25D23/06; E04B1/38; E04B1/61; E04B1/80; E04B1/84; E04B2/56; (IPC1-7): E04B1/40; E04B1/80; E04B2/56; F25D23/06
Domestic Patent References:
| JPS5632705B2 | 1981-07-29 |