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经营范围
发明名称
Jacob's ladder
摘要
申请公布号
US2373346(A)
申请公布日期
1945.04.10
申请号
US19430497470
申请日期
1943.08.05
申请人
SCHNEIDER EDWARD J
发明人
SCHNEIDER EDWARD J.
分类号
B63B27/14;E06C1/56
主分类号
B63B27/14
代理机构
代理人
主权项
地址
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