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发明名称	écrou de sécurité
摘要
申请公布号	FR922778(A)	申请公布日期	1947.06.18
申请号	FRD922778	申请日期	1946.01.03
申请人		发明人	MAILLAND CLAUDE-FRANCOIS-HIPP
分类号	F16B39/36	主分类号	F16B39/36
代理机构		代理人
主权项
地址

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