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经营范围
发明名称
Virole pour fixation instantanée d'un spiral de balancier.
摘要
申请公布号
CH252387(A)
申请公布日期
1947.12.31
申请号
CHD252387
申请日期
1945.05.15
申请人
MARTI,FRITZ
发明人
MARTI,FRITZ
分类号
G04B17/34
主分类号
G04B17/34
代理机构
代理人
主权项
地址
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