Document Type and Number:
Japanese Patent JPS4892682
Kind Code:
A
Application Number:
JP2508372A
Publication Date:
December 01, 1973
Filing Date:
March 11, 1972
Export Citation:
International Classes:
D06F71/22
Domestic Patent References:
| JPS3616087Y1 | ||||
| JPS4412239Y1 | 1969-05-21 |