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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57175543
Kind Code:
U
Application Number:
JP6071881U
Publication Date:
November 06, 1982
Filing Date:
April 28, 1981
Export Citation:
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International Classes:
H02H11/00; H02H3/20; (IPC1-7): H02H3/20; H02H11/00
Domestic Patent References:
JPS50128156A1975-10-08