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经营范围
发明名称
TOGGLE SPRING
摘要
申请公布号
CA428404(A)
申请公布日期
1945.06.26
申请号
CAD428404
申请日期
申请人
JOHN B. PIERCE FOUNDATION
发明人
WILLIAM E. STILWELL, JR.
分类号
主分类号
代理机构
代理人
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