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发明名称
Dreirad
摘要
申请公布号
DE808324(C)
申请公布日期
1951.07.12
申请号
DE1949P002308
申请日期
1949.03.23
申请人
FERDINAND KAISER
发明人
分类号
B62K5/02;B62K5/04
主分类号
B62K5/02
代理机构
代理人
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地址
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