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发明名称
Brake mechanism
摘要
申请公布号
US2310802(A)
申请公布日期
1943.02.09
申请号
US19390268094
申请日期
1939.04.15
申请人
JEAN MERCIER
发明人
MERCIER JEAN
分类号
B64C25/48
主分类号
B64C25/48
代理机构
代理人
主权项
地址
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