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发明名称
Sweating torch for conduits
摘要
申请公布号
US2593295(A)
申请公布日期
1952.04.15
申请号
US19490131543
申请日期
1949.12.07
申请人
JAMES GRANFIELD WALTER
发明人
GRANFIELD WALTER JAMES
分类号
F23D99/00
主分类号
F23D99/00
代理机构
代理人
主权项
地址
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