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发明名称
Perfectionnement aux rouleaux de papeteries
摘要
申请公布号
FR1257772(A)
申请公布日期
1961.04.07
申请号
FR19600819438
申请日期
1960.02.24
申请人
COMPAGNIE GENERALE D'ELECTRO-METALLURGIE
发明人
BOITEUX PIERRE
分类号
D21F1/46;D21F1/60
主分类号
D21F1/46
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代理人
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