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发明名称
Pressure measuring device
摘要
申请公布号
US1832380(A)
申请公布日期
1931.11.17
申请号
US19290390379
申请日期
1929.09.04
申请人
GOLDMAN OTTO B
发明人
GOLDMAN OTTO B.
分类号
G01L19/06
主分类号
G01L19/06
代理机构
代理人
主权项
地址
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