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发明名称
Draft control apparatus
摘要
申请公布号
US1927606(A)
申请公布日期
1933.09.19
申请号
US19330655131
申请日期
1933.02.03
申请人
HAMBRICK RALEIGH W
发明人
HAMBRICK RALEIGH W.
分类号
F23N3/04
主分类号
F23N3/04
代理机构
代理人
主权项
地址
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