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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02136949
Kind Code:
U
Application Number:
JP4549489U
Publication Date:
November 15, 1990
Filing Date:
April 18, 1989
Export Citation:
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International Classes:
H01H50/00; H01H50/54; (IPC1-7): H01H50/54; H01H50/00; H01H50/54