Document Type and Number:
Japanese Patent JPS4841385
Kind Code:
A
Application Number:
JP7612971A
Publication Date:
June 16, 1973
Filing Date:
September 28, 1971
Export Citation:
International Classes:
B23D35/00
Domestic Patent References:
| JP46025665A | ||||
| JPS4526506Y1 | 1970-10-15 |
Foreign References:
| US3572216A | 1971-03-23 |