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经营范围
发明名称
SPRING APPLIED, FLUID PRESSURE RELEASED BRAKE
摘要
申请公布号
US3559772(A)
申请公布日期
1971.02.02
申请号
USD3559772
申请日期
1968.09.24
申请人
NATIONAL MACHINERY CO.:THE
发明人
WALTER J. GROMBKA
分类号
F16D65/14;(IPC1-7):F16D65/24;F16D55/16
主分类号
F16D65/14
代理机构
代理人
主权项
地址
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