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发明名称
Perfectionnements aux sacs à soufflets et aux machines destinées à les réaliser
摘要
申请公布号
FR1057696(A)
申请公布日期
1954.03.10
申请号
FRD1057696
申请日期
1952.06.05
申请人
发明人
BERGHGRACHT MARIUS
分类号
B31B23/00
主分类号
B31B23/00
代理机构
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