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发明名称
Plaiter
摘要
申请公布号
US1752897(A)
申请公布日期
1930.04.01
申请号
US19290356830
申请日期
1929.04.20
申请人
DICKMAN MARGARET D
发明人
DICKMAN MARGARET D.
分类号
D06J1/00
主分类号
D06J1/00
代理机构
代理人
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