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发明名称
烟道电磁止逆阀
摘要
省略其它视图。
申请公布号
CN3155037D
申请公布日期
2000.07.26
申请号
CN99340850.8
申请日期
1999.11.26
申请人
象山环宇电器制造厂
发明人
张定来
分类号
23-01-V0009
主分类号
23-01-V0009
代理机构
代理人
主权项
地址
315701浙江省象山县贤庠镇
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