Document Type and Number:
Japanese Patent JPS4975654
Kind Code:
U
More Like This:
Application Number:
JP12048372U
Publication Date:
July 01, 1974
Filing Date:
October 17, 1972
Export Citation:
International Classes:
C02F1/28; (IPC1-7): C02B1/14
Domestic Patent References:
| JPH044429U | 1992-01-16 |