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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0331502
Kind Code:
U
Application Number:
JP9060189U
Publication Date:
March 27, 1991
Filing Date:
July 31, 1989
Export Citation:
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International Classes:
B27B33/10; B23D65/00; (IPC1-7): B27B33/10; B23D65/00