Document Type and Number:
Japanese Patent JPS5431008
Kind Code:
B1
Application Number:
JP1688272A
Publication Date:
October 04, 1979
Filing Date:
February 17, 1972
Export Citation:
International Classes:
B24D18/00; C04B35/653; C09K3/14; (IPC1-7): C04B35/60
Domestic Patent References:
JPS4729982A |
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