Document Type and Number:
Japanese Patent JPS5043931
Kind Code:
Y1
Application Number:
JP2127470U
Publication Date:
December 16, 1975
Filing Date:
March 04, 1970
Export Citation:
International Classes:
E04B1/38; E04B1/61; (IPC1-7): E04B1/60
Domestic Patent References:
| JP36020985A |