IMPROVED VACCINES,申请号US1991009604-传众专利搜索

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发明名称	IMPROVED VACCINES
摘要	<p>Vaccines and bacteria which are virulence attenuated by mutations in a two-component regulatory system.</p>
申请公布号	WO1992011361(A1)	申请公布日期	1992.07.09
申请号	US1991009604	申请日期	1991.12.18
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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