Improvements in air cleaners,申请号GB19340025452-传众专利搜索

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PRODUCTION METHOD OF NON-SMOKING PRODUCT FROM WILD TOBACCO

MEANS TO EXTRACT NON-SMOKING PRODUCT FROM SHAG TOBACCO

MEANS TO EXTRACT A NON-SMOKING PRODUCT FROM SHAG TOBACCO

PRODUCTION METHOD OF NON-SMOKING PRODUCT FROM WILD TOBACCO

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MEANS TO EXTRACT NON-SMOKING PRODUCT FROM TOBACCO

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发明名称	Improvements in air cleaners
摘要
申请公布号	GB443965(A)	申请公布日期	1936.03.04
申请号	GB19340025452	申请日期	1934.09.04
申请人	ERIC JOHN LEA COTTON	发明人
分类号	B01D39/18	主分类号	B01D39/18
代理机构		代理人
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