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发明名称
Range switching for pressure gauge
摘要
申请公布号
US3397581(A)
申请公布日期
1968.08.20
申请号
US19660526801
申请日期
1966.02.11
申请人
MARINE INTERNATIONAL, INC.
发明人
BUSH JAMES
分类号
G01L9/02;G01L13/00;G01L13/02
主分类号
G01L9/02
代理机构
代理人
主权项
地址
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