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发明名称
Disengageable coupling for pipes or hoses
摘要
申请公布号
US1788282(A)
申请公布日期
1931.01.06
申请号
US19260149302
申请日期
1926.11.19
申请人
HEINRICH OTTO DRAGER
发明人
DRAGER ELFRIEDE
分类号
A62B9/04
主分类号
A62B9/04
代理机构
代理人
主权项
地址
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