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发明名称
WRIST AND ARM PROTECTION
摘要
申请公布号
CA309843(A)
申请公布日期
1931.03.31
申请号
CAD309843
申请日期
申请人
ALFRED STONE
发明人
ALFRED STONE
分类号
主分类号
代理机构
代理人
主权项
地址
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