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发明名称
Procédé de fabrication de soufflets métalliques et soufflets obtenus par ce procédé
摘要
申请公布号
FR892345(A)
申请公布日期
1944.04.04
申请号
FRD892345
申请日期
1942.11.25
申请人
发明人
BLONDELLE ROGER
分类号
C21D9/02
主分类号
C21D9/02
代理机构
代理人
主权项
地址
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