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发明名称
Automatic door operator
摘要
申请公布号
US2589480(A)
申请公布日期
1952.03.18
申请号
US19510219454
申请日期
1951.04.05
申请人
UNITED STATES MOTORS CORPORATION
发明人
CURTIS GUY A.
分类号
E05F15/16
主分类号
E05F15/16
代理机构
代理人
主权项
地址
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