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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS4953700
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Publication Date:
May 11, 1974
Filing Date:
August 21, 1972
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International Classes:
A63D5/00; A44C3/00; A63D9/00; B44C3/00; (IPC1-7): A44C3/00; A63D9/00

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