Document Type and Number:
Japanese Patent JPS4940886
Kind Code:
U
Application Number:
JP8229872U
Publication Date:
April 10, 1974
Filing Date:
July 12, 1972
Export Citation:
International Classes:
B23D15/04; B23D15/12; B23D29/02; (IPC1-7): B23D29/02; B23D15/04
Domestic Patent References:
| JPS418557Y1 | ||||
| JP46020709U |