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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS4851455
Kind Code:
Application Number:
Publication Date:
July 19, 1973
Filing Date:
November 01, 1971
Export Citation:
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International Classes:
E02B17/08; B66F1/08; B66F3/46; E02B17/00; (IPC1-7): B66F3/46

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