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经营范围
发明名称
Furnace door
摘要
申请公布号
US2387594(A)
申请公布日期
1945.10.23
申请号
US19420442873
申请日期
1942.05.13
申请人
LONGENECKER LEVI S
发明人
LONGENECKER LEVI S.
分类号
F23M7/00
主分类号
F23M7/00
代理机构
代理人
主权项
地址
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