Improved apparatus for alternately reducing and increasing the atmospheric pressure within a zone, particularly for use in machines for filling containers with powdered material,申请号GB19450016596-传众专利搜索

发明名称	Improved apparatus for alternately reducing and increasing the atmospheric pressure within a zone, particularly for use in machines for filling containers with powdered material
摘要
申请公布号	GB630189(A)	申请公布日期	1949.10.07
申请号	GB19450016596	申请日期	1945.06.29
申请人	CLARENCE FREEMONT CARTER	发明人
分类号	B65B1/26	主分类号	B65B1/26
代理机构		代理人
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