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发明名称
Spraying device for coating the inside of pipe
摘要
申请公布号
US2428292(A)
申请公布日期
1947.09.30
申请号
US19440563724
申请日期
1944.11.16
申请人
QUEEN CHESTER V
发明人
QUEEN CHESTER V.
分类号
B05B1/26;B05B7/08;B05B13/06
主分类号
B05B1/26
代理机构
代理人
主权项
地址
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