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发明名称
双尖铁钉
摘要
申请公布号
TW001336
申请公布日期
1960.08.01
申请号
TW003937
申请日期
1960.02.11
申请人
李文丰
发明人
李文丰
分类号
F16B
主分类号
F16B
代理机构
代理人
主权项
地址
台中县大肚乡瑞井巷19号
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