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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5391447
Kind Code:
U
Application Number:
JP17631676U
Publication Date:
July 26, 1978
Filing Date:
December 27, 1976
Export Citation:
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International Classes:
H03F3/343; H03F3/34; H03F3/347; (IPC1-7): H03F3/343; H03F3/347
Domestic Patent References:
JPS5135265A1976-03-25