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Document Type and Number:
Japanese Patent JPS534784
Kind Code:
B2
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Application Number:
JP360072A
Publication Date:
February 21, 1978
Filing Date:
December 28, 1971
Export Citation:
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International Classes:
H01Q17/00; E04B2/00; E04B2/02; H01Q21/06; (IPC1-7): H01Q17/00; E04B2/00



 
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