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发明名称
DISPOSITIF POUR LE REFROIDISSEMENT D'UN APPAREIL, NOTAMMENT D'UNE TORCHE DE SOUDAGE, AU MOYEN D'UN LIQUIDE EN DEPRESSION
摘要
申请公布号
FR2643186(B1)
申请公布日期
1991.09.13
申请号
FR19890002009
申请日期
1989.02.13
申请人
PROTEM
发明人
BERNARD EMILIAN
分类号
B23K37/00;F25D17/02;(IPC1-7):G12B15/02
主分类号
B23K37/00
代理机构
代理人
主权项
地址
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