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发明名称
Procédé de fabrication d'une glace de montre en matière plastique transparente et glace obtenue par ce procédé.
摘要
申请公布号
CH306693(A)
申请公布日期
1955.04.30
申请号
CHD306693
申请日期
1953.02.21
申请人
NOVO-CRISTAL S. A.
发明人
A. NOVO-CRISTAL S.
分类号
G04B39/02
主分类号
G04B39/02
代理机构
代理人
主权项
地址
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