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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS52111553
Kind Code:
U
Application Number:
JP1901876U
Publication Date:
August 24, 1977
Filing Date:
February 19, 1976
Export Citation:
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International Classes:
H03K17/78; H03K17/60; H03K17/74; (IPC1-7): H03K17/60; H03K17/74
Domestic Patent References:
JPS476371B1



 
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