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发明名称
Règle à hachurer
摘要
申请公布号
FR842139(A)
申请公布日期
1939.06.06
申请号
FRD842139
申请日期
1938.02.08
申请人
发明人
FORTIER-BEAULIEU PAUL
分类号
B43L13/24
主分类号
B43L13/24
代理机构
代理人
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