Document Type and Number:
Japanese Patent JPS63168094
Kind Code:
U
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Application Number:
JP5989387U
Publication Date:
November 01, 1988
Filing Date:
April 22, 1987
Export Citation:
International Classes:
C02F1/32; (IPC1-7): C02F1/32
Domestic Patent References:
JP49140958B | ||||
JPS5491955A | 1979-07-20 | |||
JPS6372395A | 1988-04-02 | |||
JPS63166488A | 1988-07-09 |