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经营范围
发明名称
Garage door control
摘要
申请公布号
US1975766(A)
申请公布日期
1934.10.09
申请号
US19340714441
申请日期
1934.03.07
申请人
BURGETT MARION F
发明人
BURGETT MARION F.
分类号
E05F17/00
主分类号
E05F17/00
代理机构
代理人
主权项
地址
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