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发明名称
CART HAVING EXTENSIBLE AUXILIARY WHEELS
摘要
申请公布号
GB1581506(A)
申请公布日期
1980.12.17
申请号
GB19780018487
申请日期
1978.05.09
申请人
WEIL B
发明人
分类号
B62B3/02;A61G1/02;B62B5/00;(IPC1-7):B62B3/02
主分类号
B62B3/02
代理机构
代理人
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地址
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