Document Type and Number:
Japanese Patent JPS5638765
Kind Code:
U
Application Number:
JP11718379U
Publication Date:
April 11, 1981
Filing Date:
August 24, 1979
Export Citation:
International Classes:
B24D9/08; B24D11/00; B24D11/02; (IPC1-7): B24D9/08; B24D11/02
Domestic Patent References:
| JP40002193A |