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经营范围
发明名称
SELFCLOSING FIRE PREVENTION DOOR
摘要
申请公布号
BG31728(A1)
申请公布日期
1982.03.15
申请号
BG19800048136
申请日期
1980.06.13
申请人
STEFANOV,STEFAN Z.;APOSTOLOV,ATANAS T.;RUSEV,EMIL D.
发明人
STEFANOV,STEFAN Z.;APOSTOLOV,ATANAS T.;RUSEV,EMIL D.
分类号
E05F1/06;(IPC1-7):E05F1/06
主分类号
E05F1/06
代理机构
代理人
主权项
地址
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