Improvements in and connected with the production of thermal and sound insulation means,申请号GB19440005514-传众专利搜索

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发明名称	Improvements in and connected with the production of thermal and sound insulation means
摘要
申请公布号	GB580376(A)	申请公布日期	1946.09.05
申请号	GB19440005514	申请日期	1944.03.24
申请人	PHILIP ELLIS	发明人
分类号	E04B1/74	主分类号	E04B1/74
代理机构		代理人
主权项
地址

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