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发明名称
Improvements relating to regulators of the membrane type for low pressures
摘要
申请公布号
GB384148(A)
申请公布日期
1932.12.01
申请号
GB19320006954
申请日期
1932.03.08
申请人
KARL WOLINSKI
发明人
分类号
G05D16/06
主分类号
G05D16/06
代理机构
代理人
主权项
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