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发明名称
Coupling device
摘要
申请公布号
US2044335(A)
申请公布日期
1936.06.16
申请号
US19340709908
申请日期
1934.02.06
申请人
ERNEST SCHULTHESS
发明人
SCHULTHESS ERNEST
分类号
F16L33/22
主分类号
F16L33/22
代理机构
代理人
主权项
地址
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