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发明名称
Cushion material
摘要
申请公布号
US1940924(A)
申请公布日期
1933.12.26
申请号
US19310575308
申请日期
1931.11.16
申请人
TAYLOR IVY F
发明人
TAYLOR IVY F.
分类号
E02D29/14
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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