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发明名称
曲氏密封排水器
摘要
申请公布号
TW009257
申请公布日期
1971.09.01
申请号
TW017591
申请日期
1970.11.20
申请人
曲振威
发明人
曲振威
分类号
B67D
主分类号
B67D
代理机构
代理人
主权项
地址
美国纽约州纽约巿第五街522号
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