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发明名称
Hose coupling device
摘要
申请公布号
US2344740(A)
申请公布日期
1944.03.21
申请号
US19420453166
申请日期
1942.08.01
申请人
KELLER TOOL COMPANY
发明人
SHAFF ERNEST H.
分类号
F16L37/22;F16L37/40
主分类号
F16L37/22
代理机构
代理人
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地址
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