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发明名称
Sanitary teat cup protector
摘要
申请公布号
US2622559(A)
申请公布日期
1952.12.23
申请号
US19500147833
申请日期
1950.03.06
申请人
LUTH ARNO J
发明人
LUTH ARNO J.
分类号
主分类号
代理机构
代理人
主权项
地址
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