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经营范围
发明名称
Door operator mechanism
摘要
申请公布号
US3119310(A)
申请公布日期
1964.01.28
申请号
US19600069369
申请日期
1960.11.15
申请人
MARTIN CARLSON
发明人
CARLSON MARTIN
分类号
E05F15/04
主分类号
E05F15/04
代理机构
代理人
主权项
地址
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