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发明名称
Lamp
摘要
申请公布号
US2255262(A)
申请公布日期
1941.09.09
申请号
US19390294473
申请日期
1939.09.12
申请人
MARKEL ELECTRIC PRODUCTS, INC.
发明人
MACFADDEN LELAND E.
分类号
F21V21/30
主分类号
F21V21/30
代理机构
代理人
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