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发明名称
Procédé de durcissage de la surface d'une pièce d'horlogerie en acier inoxydable austénitique et pièce d'horlogerie obtenue par la mise en oeuvre de ce procédé
摘要
申请公布号
CH477718(A)
申请公布日期
1969.05.14
申请号
CH19670001579
申请日期
1967.02.01
申请人
PETIGNAT,MAURICE;MAQUELIN,CHARLES
发明人
PETIGNAT,MAURICE;MAQUELIN,CHARLES
分类号
G04B37/22;(IPC1-7):G04B37/00;C23C9/16;C23C11/18
主分类号
G04B37/22
代理机构
代理人
主权项
地址
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