Document Type and Number:
Japanese Patent JPS4924215
Kind Code:
A
Application Number:
JP6648772A
Publication Date:
March 04, 1974
Filing Date:
July 03, 1972
Export Citation:
International Classes:
B28B1/16
Domestic Patent References:
| JPS4521747Y1 | 1970-08-28 | |||
| JPS4032476Y1 |