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Water tube box closure

申请公布号:US1992793(A)

申请号:US19330669329

申请日期:1933.05.04

申请公布日期:1935.02.26

申请人:
THE BIGELOW COMPANY

发明人:WELTER GUSTAVE

分类号:F22B37/22

主分类号:F22B37/22

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