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发明名称
Method of covering an ironing roll
摘要
申请公布号
US2621141(A)
申请公布日期
1952.12.09
申请号
US19490088330
申请日期
1949.04.19
申请人
PITTSBURGH WATERPROOF COMPANY
发明人
OBITZ SAMUEL A.
分类号
D06F83/00
主分类号
D06F83/00
代理机构
代理人
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