Document Type and Number:
Japanese Patent JPS52120147
Kind Code:
U
Application Number:
JP2922176U
Publication Date:
September 12, 1977
Filing Date:
March 09, 1976
Export Citation:
International Classes:
C10B25/22; C10B25/24; (IPC1-7): C10B25/22
Domestic Patent References:
| JPS5027801A | 1975-03-22 |