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经营范围
发明名称
Suction amplifier
摘要
申请公布号
US3001539(A)
申请公布日期
1961.09.26
申请号
US19600049752
申请日期
1960.08.15
申请人
HYMAN HURVITZ
发明人
HURVITZ HYMAN
分类号
F15C1/08
主分类号
F15C1/08
代理机构
代理人
主权项
地址
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