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发明名称
Tricycle
摘要
申请公布号
US2481683(A)
申请公布日期
1949.09.13
申请号
US19460649543
申请日期
1946.02.23
申请人
JIRI POLACEK
发明人
POLACEK JIRI
分类号
B62K5/04
主分类号
B62K5/04
代理机构
代理人
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