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经营范围
发明名称
Hydrokinetic brake
摘要
申请公布号
US2491329(A)
申请公布日期
1949.12.13
申请号
US19470733039
申请日期
1947.03.07
申请人
O'LEARY CHARLES M
发明人
O'LEARY CHARLES M.
分类号
B66D5/02;F16D57/04;F16D57/06
主分类号
B66D5/02
代理机构
代理人
主权项
地址
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