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发明名称
System and apparatus for circuit controlling
摘要
申请公布号
US2063997(A)
申请公布日期
1936.12.15
申请号
US19310574515
申请日期
1931.11.12
申请人
THE SAFETY CAR HEATING & LIGHTING COMPANY
发明人
JR. FRANK W. GODSEY,
分类号
主分类号
代理机构
代理人
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