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经营范围
发明名称
SPRINGS
摘要
申请公布号
GB1351138(A)
申请公布日期
1974.04.24
申请号
GBD1351138
申请日期
1970.04.07
申请人
DUNLOP HOLDINGS LTD
发明人
分类号
B61F5/30;F16F1/40;F16F1/41;(IPC1-7):F16F1/40;F16F1/54
主分类号
B61F5/30
代理机构
代理人
主权项
地址
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