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发明名称
PNEUMATIC INDICATING DEVICE
摘要
申请公布号
US3455329(A)
申请公布日期
1969.07.15
申请号
USD3455329
申请日期
1966.08.05
申请人
GABRIEL ROTH
发明人
GABRIEL ROTH
分类号
F16K37/00;(IPC1-7):F16K37/00;E03B7/07;F17D3/00
主分类号
F16K37/00
代理机构
代理人
主权项
地址
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