Document Type and Number:
Japanese Patent JPH0216839
Kind Code:
Y2
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Application Number:
JP7605285U
Publication Date:
May 10, 1990
Filing Date:
May 22, 1985
Export Citation:
International Classes:
B22D7/00; B22D7/06; (IPC1-7): B22D7/00; B22D7/06
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