Document Type and Number:
Japanese Patent JPS4967281
Kind Code:
U
Application Number:
JP11003272U
Publication Date:
June 12, 1974
Filing Date:
September 20, 1972
Export Citation:
International Classes:
B03C3/66; B03C3/12; B03C3/68; (IPC1-7): B03C3/12; B03C3/68
Domestic Patent References:
| JP37015992A | ||||
| JP44024735A | ||||
| JP46011716A | ||||
| JPS4419076Y1 | 1969-08-16 |