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发明名称
Fermeture pour outils destinés au façonnage à chaud et au soudage autogène sous pression de pièces métalliques, notamment de métal léger, par la voie thermo hydraulique en chambre de pression
摘要
申请公布号
FR875690(A)
申请公布日期
1942.09.30
申请号
FRD875690
申请日期
1941.10.01
申请人
发明人
HERRMANN HANS HENRY
分类号
B23K31/02
主分类号
B23K31/02
代理机构
代理人
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