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发明名称
RESTORING MECHANISM FOR RAILWAY DRAFT GEAR
摘要
申请公布号
CA740295(A)
申请公布日期
1966.08.09
申请号
CAD740295
申请日期
申请人
HALLIBURTON COMPANY
发明人
ROBERT E. ABBOTT;TIMOTHY R. MOODY
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主分类号
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