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发明名称
Sleeve protector
摘要
申请公布号
US1997956(A)
申请公布日期
1935.04.16
申请号
US19320594340
申请日期
1932.02.20
申请人
WHITAKER DOROTHY V D
发明人
WHITAKER DOROTHY V. D.
分类号
A41B7/12
主分类号
A41B7/12
代理机构
代理人
主权项
地址
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