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经营范围
发明名称
Impeller blade protecting means for flow meters
摘要
申请公布号
US3063292(A)
申请公布日期
1962.11.13
申请号
US19590856143
申请日期
1959.11.30
申请人
GLENN JR JAMES J;WILLIS DALE E
发明人
JR. JAMES J. GLENN,;WILLIS DALE E.
分类号
G01F1/10
主分类号
G01F1/10
代理机构
代理人
主权项
地址
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