Document Type and Number:
Japanese Patent JPS61187285
Kind Code:
U
Application Number:
JP6970285U
Publication Date:
November 21, 1986
Filing Date:
May 10, 1985
Export Citation:
International Classes:
C02F1/28; C02F1/50; C02F1/76; (IPC1-7): C02F1/28; C02F1/50
Domestic Patent References:
| JPS57172244A | 1982-10-23 |