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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5421543
Kind Code:
B2
Application Number:
JP8273474A
Publication Date:
July 31, 1979
Filing Date:
July 20, 1974
Export Citation:
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International Classes:
H01F41/12; B29C35/00; B29C45/00; B29C45/14; H01F41/04; H01F41/10