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发明名称
Device for use in the removal of rail fastening spikes
摘要
申请公布号
GB642870(A)
申请公布日期
1950.09.13
申请号
GB19480024255
申请日期
1948.09.15
申请人
ELASTIC RAIL SPIKE COMPANY LIMITED;LEOPOLD STEWART SANSON
发明人
分类号
E01B29/26
主分类号
E01B29/26
代理机构
代理人
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地址
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