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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS6237709
Kind Code:
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Publication Date:
September 26, 1987
Filing Date:
December 09, 1981
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International Classes:
B29C45/00; B29C35/00; B29C43/02; B29C45/17; B29C45/56; B29C61/00; B29D17/00; G11B3/70; G11B7/26; G11B9/06; G11B11/00; B29L11/00; B29L17/00; (IPC1-7): B29C45/56; B29C45/17; B29L11:00; B29L17:00