Document Type and Number:
Japanese Patent JPS564961
Kind Code:
B2
Application Number:
JP6268172A
Publication Date:
February 02, 1981
Filing Date:
June 22, 1972
Export Citation:
International Classes:
B29C43/00; B29C43/02; B29C61/00; B29C71/00; B29D17/00; G11B3/70
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