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发明名称
Roehrenschlittschuh
摘要
申请公布号
DE510392(C)
申请公布日期
1930.10.18
申请号
DE1928SC85482D
申请日期
1928.02.21
申请人
NATIONAL SKATE CORPORATION
发明人
分类号
A63C1/38
主分类号
A63C1/38
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