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经营范围
发明名称
Irrigation tile making machine
摘要
申请公布号
US2209726(A)
申请公布日期
1940.07.30
申请号
US19390266012
申请日期
1939.04.04
申请人
FLEMING WALTER R
发明人
FLEMING WALTER R.
分类号
B28B21/56;B29C47/02;F16L1/038
主分类号
B28B21/56
代理机构
代理人
主权项
地址
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