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发明名称
Perfectionnements aux procédés et dispositifs permettant de se rendre maître de cultures où l'on provoque alternativement des échauffements et des refroidissements
摘要
申请公布号
FR1401388(A)
申请公布日期
1965.06.04
申请号
FR19645918399
申请日期
1964.04.21
申请人
发明人
BEVER PAUL, GASTON DE
分类号
A01G9/24
主分类号
A01G9/24
代理机构
代理人
主权项
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