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发明名称
Toestel om allerlei zegels te bewaren en te rangschikken
摘要
申请公布号
BE440917(A2)
申请公布日期
1941.04.30
申请号
BE19410440917
申请日期
1941.03.19
申请人
Mevrouw Willem Schiltz, geboren Maria Melis
发明人
MELIS-SCHILTZ MARIA WILLEM
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