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发明名称
Swivel unit
摘要
申请公布号
US2298176(A)
申请公布日期
1942.10.06
申请号
US19400371691
申请日期
1940.12.26
申请人
RODNEY SCHWARTZ NATHAN
发明人
SCHWARTZ NATHAN RODNEY
分类号
F16C11/08;F16M11/14
主分类号
F16C11/08
代理机构
代理人
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