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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57147521
Kind Code:
U
Application Number:
JP3507481U
Publication Date:
September 16, 1982
Filing Date:
March 12, 1981
Export Citation:
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International Classes:
H01H47/00; H01H9/54; H01H47/02; (IPC1-7): H01H9/54; H01H47/02
Domestic Patent References:
JPS5396452A1978-08-23