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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02112419
Kind Code:
U
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Application Number:
JP2285089U
Publication Date:
September 07, 1990
Filing Date:
February 28, 1989
Export Citation:
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International Classes:
B21K7/10; B29C55/12; (IPC1-7): B29C55/12; B21K7/10