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发明名称
Flue cleaner
摘要
申请公布号
US2073811(A)
申请公布日期
1937.03.16
申请号
US19360073861
申请日期
1936.04.11
申请人
SHULTZ CHAUNCEY F
发明人
SHULTZ CHAUNCEY F.
分类号
B08B9/043;F23J3/02
主分类号
B08B9/043
代理机构
代理人
主权项
地址
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