Document Type and Number:
Japanese Patent JPH0334498
Kind Code:
U
Application Number:
JP9425089U
Publication Date:
April 04, 1991
Filing Date:
August 09, 1989
Export Citation:
International Classes:
D06F71/18; D06F71/00; D06F71/14; (IPC1-7): D06F71/14; D06F71/18
Domestic Patent References:
| JPH02180297A | 1990-07-13 | |||
| JP63117497B | ||||
| JPS6432899A | 1989-02-02 |
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