Document Type and Number:
Japanese Patent JPS57170956
Kind Code:
U
Application Number:
JP5845781U
Publication Date:
October 27, 1982
Filing Date:
April 21, 1981
Export Citation:
International Classes:
B24B23/04; B24B23/00; B24D9/06; B24D15/00; B24D15/02; (IPC1-7): B24D15/02; B24B23/00
Domestic Patent References:
| JPS3933075Y1 |