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发明名称
Coaster sled
摘要
申请公布号
US2175628(A)
申请公布日期
1939.10.10
申请号
US19370179524
申请日期
1937.12.13
申请人
MARVIN FORBES JOHN
发明人
FORBES JOHN MARVIN
分类号
B62B13/04
主分类号
B62B13/04
代理机构
代理人
主权项
地址
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