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发明名称
Locomotive ash hopper mechanism
摘要
申请公布号
US1888806(A)
申请公布日期
1932.11.22
申请号
US19290339148
申请日期
1929.02.11
申请人
RAETZ STEPHEN J
发明人
RAETZ STEPHEN J.
分类号
F23J1/00
主分类号
F23J1/00
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代理人
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