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发明名称
Perfectionnements aux calendriers perpétuels
摘要
申请公布号
FR1190305(A)
申请公布日期
1959.10.12
申请号
FRD1190305
申请日期
1958.01.21
申请人
发明人
PLAS REMOND
分类号
G09D3/10
主分类号
G09D3/10
代理机构
代理人
主权项
地址
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