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经营范围
发明名称
Adjustable rail and flange lubricator
摘要
申请公布号
US2142495(A)
申请公布日期
1939.01.03
申请号
US19370156292
申请日期
1937.07.29
申请人
CLARKSON RALPH P
发明人
CLARKSON RALPH P.
分类号
B61K3/00
主分类号
B61K3/00
代理机构
代理人
主权项
地址
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