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发明名称
Refleksionsspejl til Automobiler og lignende.
摘要
申请公布号
DK44556(C)
申请公布日期
1931.08.31
申请号
DKD44556
申请日期
1930.11.12
申请人
'ER BERNARD BELL;BYRON DUNHAM BELL
发明人
'ER BERNARD BELL;BYRON DUNHAM BELL
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