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发明名称
Door operator
摘要
申请公布号
US2194782(A)
申请公布日期
1940.03.26
申请号
US19370149058
申请日期
1937.06.19
申请人
BENDIX PRODUCTS CORPORATION
发明人
BAADE HENRY
分类号
E05F15/02
主分类号
E05F15/02
代理机构
代理人
主权项
地址
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