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发明名称
真空保温壶
摘要
后视图与主视图对称,故省略后视图。
申请公布号
CN3091618D
申请公布日期
1998.12.02
申请号
CN97328338.6
申请日期
1997.10.11
申请人
延祥实业有限公司
发明人
黄德雄
分类号
07-01-I0072
主分类号
07-01-I0072
代理机构
中国专利代理(香港)有限公司
代理人
杨松龄
主权项
地址
香港沙田火炭
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