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发明名称
Enregistreur déterminant la puissance de lancement d'un ballon de football utilisépour l'entraînement
摘要
申请公布号
FR948309(A)
申请公布日期
1949.07.28
申请号
FRD948309
申请日期
1947.06.19
申请人
发明人
DUTAP MARCEL
分类号
A63B69/34
主分类号
A63B69/34
代理机构
代理人
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