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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS53140309
Kind Code:
U
Application Number:
JP4620977U
Publication Date:
November 06, 1978
Filing Date:
April 13, 1977
Export Citation:
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International Classes:
H04M1/56; (IPC1-7): H04M1/56
Domestic Patent References:
JP51136006B