Document Type and Number:
Japanese Patent JPS5114718
Kind Code:
Y1
Application Number:
JP4912774U
Publication Date:
April 19, 1976
Filing Date:
April 30, 1974
Export Citation:
International Classes:
B24D9/04; (IPC1-7): B24D9/04
Foreign References:
| US2660010A | 1953-11-24 |