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发明名称
Defecator
摘要
申请公布号
US2066882(A)
申请公布日期
1937.01.05
申请号
US19340749069
申请日期
1934.10.19
申请人
JOHN B. PIERCE FOUNDATION
发明人
GROENIGER WILLIAM C.
分类号
E03D11/14
主分类号
E03D11/14
代理机构
代理人
主权项
地址
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