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发明名称
Rotary valve mechanism
摘要
申请公布号
US2198543(A)
申请公布日期
1940.04.23
申请号
US19380233096
申请日期
1938.10.03
申请人
LAUTERBACH CORPORATION
发明人
LAUTERBACH JOHN
分类号
B28B7/36;B29C43/08;B29C43/34;B29C43/42;B29C43/50;B30B11/08;F16K3/26
主分类号
B28B7/36
代理机构
代理人
主权项
地址
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