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经营范围
发明名称
Roll-over churn
摘要
申请公布号
US2111356(A)
申请公布日期
1938.03.15
申请号
US19360104409
申请日期
1936.10.07
申请人
HOLGER CHRISTENSEN
发明人
CHRISTENSEN HOLGER
分类号
A01J15/08
主分类号
A01J15/08
代理机构
代理人
主权项
地址
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