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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5412249
Kind Code:
B1
Application Number:
JP7879170A
Publication Date:
May 22, 1979
Filing Date:
September 09, 1970
Export Citation:
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International Classes:
B22D15/04; B22D11/00; B22D11/06; B22D23/00; B22F3/115; C23C4/123; (IPC1-7): B22D25/02; B22D3/00; B22D15/00