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发明名称
Position indicator
摘要
申请公布号
US2655647(A)
申请公布日期
1953.10.13
申请号
US19510252157
申请日期
1951.10.19
申请人
RIVERSIDE METAL COMPANY
发明人
JR. GEORGE PETERSON,
分类号
B64C25/28
主分类号
B64C25/28
代理机构
代理人
主权项
地址
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