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Patent Searching and Data

Document Type and Number:
Japanese Patent JPH02149479
Kind Code:
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Publication Date:
December 20, 1990
Filing Date:
May 16, 1989
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International Classes:
E05B17/22; E05B45/14; E05B63/14; E05B65/00; G07F9/10; (IPC1-7): G07F9/10; E05B17/22; E05B45/14; E05B63/14; E05B65/00