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发明名称
APPARATUS FOR SUPERVISING PNEUMATIC FIRE ALARM SYSTEMS
摘要
申请公布号
CA306524(A)
申请公布日期
1930.12.09
申请号
CAD306524
申请日期
申请人
THE AUTOMATIC SPRINKLER COMPANY OF AMERICA
发明人
ERNEST A. LOWE;JOHN R. HAMILTON
分类号
主分类号
代理机构
代理人
主权项
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