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发明名称
Method of and apparatus for finishing roofing elements
摘要
申请公布号
US1873213(A)
申请公布日期
1932.08.23
申请号
US19270242687
申请日期
1927.12.27
申请人
THE PATENT AND LICENSING CORPORATION
发明人
OVERBURY FREDERICK C.
分类号
D06B3/10
主分类号
D06B3/10
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