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经营范围
发明名称
Means for treating liquid containing compressible bodies of material
摘要
申请公布号
US2101528(A)
申请公布日期
1937.12.07
申请号
US19350050335
申请日期
1935.11.18
申请人
NORTHWESTERN TERRA COTTA CORP.
发明人
BJORKLUND JOHN R.
分类号
B28B7/46
主分类号
B28B7/46
代理机构
代理人
主权项
地址
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