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发明名称
Gestell zur Aufnahme von erweiterungsfähigen Loseblätterbüchern.
摘要
申请公布号
CH142465(A)
申请公布日期
1930.09.30
申请号
CHD142465
申请日期
1929.12.03
申请人
BAUMER,PAUL
发明人
BAUMER,PAUL
分类号
B42F13/00
主分类号
B42F13/00
代理机构
代理人
主权项
地址
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