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发明名称
AIR-BRAKE AUTOMATIC BLEEDER VALVES
摘要
申请公布号
CA469123(A)
申请公布日期
1950.11.07
申请号
CAD469123
申请日期
申请人
GEORGES E. BENOIT
发明人
GEORGES E. BENOIT
分类号
主分类号
代理机构
代理人
主权项
地址
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