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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS4833251
Kind Code:
Application Number:
Publication Date:
April 21, 1973
Filing Date:
August 23, 1971
Export Citation:
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International Classes:
H01H47/18; H03K17/28; H03K17/292; (IPC1-7): H01H47/18; H03K17/28

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