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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH043490
Kind Code:
U
Application Number:
JP4313390U
Publication Date:
January 13, 1992
Filing Date:
April 23, 1990
Export Citation:
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International Classes:
A47B23/00; A47B23/04; G10B3/00; G10C3/00; G10H1/32; G10K11/16; (IPC1-7): G10B3/00; A47B23/00; A47B23/04; G10C3/00; G10H1/32; G10K11/16
Domestic Patent References:
JP63162398B
JP57065392B