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发明名称
Pressure-regulating system
摘要
申请公布号
US1802610(A)
申请公布日期
1931.04.28
申请号
US19280287708
申请日期
1928.06.28
申请人
LAMMERT GEORGE C
发明人
LAMMERT GEORGE C.
分类号
F04C28/00
主分类号
F04C28/00
代理机构
代理人
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地址
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