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发明名称
RIPPLE INDICATOR
摘要
申请公布号
US3593132(A)
申请公布日期
1971.07.13
申请号
USD3593132
申请日期
1969.04.18
申请人
NASA USA
发明人
WALTER H. HOUCK;JAMES K. DAVIDSON
分类号
G01R19/00;G01R19/22;(IPC1-7):G01R19/00
主分类号
G01R19/00
代理机构
代理人
主权项
地址
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