Document Type and Number:
Japanese Patent JPS497298
Kind Code:
U
Application Number:
JP5237672U
Publication Date:
January 22, 1974
Filing Date:
May 04, 1972
Export Citation:
International Classes:
D06F71/40; (IPC1-7): D06F71/40
Domestic Patent References:
| JPS348296Y1 | ||||
| JPS3922999Y1 |
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