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经营范围
发明名称
STATIONARY CHIMNEY VACUUM CAP
摘要
申请公布号
US3523500(A)
申请公布日期
1970.08.11
申请号
USD3523500
申请日期
1968.10.14
申请人
EDWARD J. ARTIS;PAUL A. ARTIS
发明人
EDWARD J. ARTIS;PAUL A. ARTIS
分类号
F23L17/02;(IPC1-7):F23L17/02
主分类号
F23L17/02
代理机构
代理人
主权项
地址
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