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经营范围
发明名称
Improvements in or relating to lubricant retainers for rotary shafts
摘要
申请公布号
GB462351(A)
申请公布日期
1937.03.08
申请号
GB19360010904
申请日期
1936.04.15
申请人
SIMPSON CATHERWOOD LEONARD, JR.
发明人
分类号
F16C33/74
主分类号
F16C33/74
代理机构
代理人
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