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经营范围
发明名称
Smoke generator
摘要
申请公布号
US2667157(A)
申请公布日期
1954.01.26
申请号
US19490082561
申请日期
1949.03.21
申请人
JOHN E. SMITH'S SONS COMPANY
发明人
VASTOLA ANTHONY
分类号
A23B4/052
主分类号
A23B4/052
代理机构
代理人
主权项
地址
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