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Document Type and Number:
Japanese Patent JPS6452649
Kind Code:
U
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Application Number:
JP14613387U
Publication Date:
March 31, 1989
Filing Date:
September 25, 1987
Export Citation:
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International Classes:
B24B9/00; B24B41/04; B24B45/00; (IPC1-7): B24B41/04; B24B9/00; B24B45/00



 
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