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经营范围
发明名称
Butter mold
摘要
申请公布号
US2222135(A)
申请公布日期
1940.11.19
申请号
US19370168320
申请日期
1937.10.11
申请人
R. C. CHATTIN
发明人
AUSMAN RALPH B.
分类号
A01J21/00
主分类号
A01J21/00
代理机构
代理人
主权项
地址
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