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发明名称
Wrought welded valve body and method of making the same
摘要
申请公布号
US2243119(A)
申请公布日期
1941.05.27
申请号
US19360114682
申请日期
1936.12.07
申请人
PLANT LELAND G
发明人
PLANT LELAND G.
分类号
B23K11/00
主分类号
B23K11/00
代理机构
代理人
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地址
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