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发明名称
VISUAL OIL LEVEL INDICATOR
摘要
申请公布号
US3453886(A)
申请公布日期
1969.07.08
申请号
USD3453886
申请日期
1965.10.19
申请人
WALTER C. AVREA
发明人
WALTER C. AVREA
分类号
G01F23/02;(IPC1-7):G01F23/02
主分类号
G01F23/02
代理机构
代理人
主权项
地址
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