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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57135899
Kind Code:
U
Application Number:
JP2210981U
Publication Date:
August 24, 1982
Filing Date:
February 20, 1981
Export Citation:
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International Classes:
H02P9/08; (IPC1-7): H02P9/08
Domestic Patent References:
JPS4913307U1974-02-04



 
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