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发明名称
Verfahren zum mechanischen Abtrennen des Rückenmaterials bei endlos gehefteten Büchern in Buchheftmaschinen.
摘要
申请公布号
CH155138(A)
申请公布日期
1932.06.15
申请号
CHD155138
申请日期
1930.12.08
申请人
GEBRUEDER BREHMER
发明人
BREHMER GEBRUEDER
分类号
主分类号
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