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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH03124742
Kind Code:
U
Application Number:
JP3347390U
Publication Date:
December 17, 1991
Filing Date:
March 29, 1990
Export Citation:
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International Classes:
H02H7/16; (IPC1-7): H02H7/16
Domestic Patent References:
JPS54653B21979-01-13
JPS6217114B21987-04-16
JPS49129155A1974-12-11
JP51054224B