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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0434828
Kind Code:
U
Application Number:
JP7383490U
Publication Date:
March 24, 1992
Filing Date:
July 13, 1990
Export Citation:
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International Classes:
H02H3/20; H02H3/24; H02H11/00; H02J3/00; (IPC1-7): H02H11/00; H02H3/20; H02H3/24; H02J3/00
Domestic Patent References:
JPH0197133A1989-04-14
JPS57153529A1982-09-22
JPH0294383A1990-04-05