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发明名称
Hose reel
摘要
申请公布号
US2299521(A)
申请公布日期
1942.10.20
申请号
US19410383675
申请日期
1941.03.17
申请人
ZIERDEN FRANK P
发明人
ZIERDEN FRANK P.
分类号
B65H75/20;B65H75/36
主分类号
B65H75/20
代理机构
代理人
主权项
地址
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