Document Type and Number:
Japanese Patent JPS5568379
Kind Code:
U
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Application Number:
JP14951778U
Publication Date:
May 10, 1980
Filing Date:
November 01, 1978
Export Citation:
International Classes:
H05K3/00; G03F9/00; H05K3/06; (IPC1-7): H05K3/06; G03F9/00