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发明名称
Scale indicating means
摘要
申请公布号
US2713318(A)
申请公布日期
1955.07.19
申请号
US19540443498
申请日期
1954.07.15
申请人
SERVO CORPORATION
发明人
PAULSTICH WILLIAM H.
分类号
H03J1/04
主分类号
H03J1/04
代理机构
代理人
主权项
地址
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