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经营范围
发明名称
VENTILATED TOILET SEAT
摘要
申请公布号
CA520179(A)
申请公布日期
1956.01.03
申请号
CAD520179
申请日期
申请人
SYLVANUS C. RING
发明人
SYLVANUS C. RING
分类号
主分类号
代理机构
代理人
主权项
地址
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