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发明名称
Valve operating pedal
摘要
申请公布号
US2693716(A)
申请公布日期
1954.11.09
申请号
US19500177640
申请日期
1950.08.04
申请人
LUDWIG WALTER D
发明人
LUDWIG WALTER D.
分类号
F16K31/62;G05G5/06
主分类号
F16K31/62
代理机构
代理人
主权项
地址
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