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发明名称
Signal lamp
摘要
申请公布号
US1913545(A)
申请公布日期
1933.06.13
申请号
US19300494000
申请日期
1930.11.07
申请人
HANDLAN ALEXANDER H
发明人
HANDLAN ALEXANDER H.
分类号
F21L19/00
主分类号
F21L19/00
代理机构
代理人
主权项
地址
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