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经营范围
发明名称
A safety device for hydraulic transmission installations
摘要
申请公布号
GB498987(A)
申请公布日期
1939.01.17
申请号
GB19380011718
申请日期
1938.04.19
申请人
LOUIS FRIEDMANN
发明人
分类号
B60T11/32
主分类号
B60T11/32
代理机构
代理人
主权项
地址
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