Improvements in heat and sound insulating materials,申请号GB19310021846-传众专利搜索

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发明名称	Improvements in heat and sound insulating materials
摘要
申请公布号	GB372182(A)	申请公布日期	1932.05.05
申请号	GB19310021846	申请日期	1931.07.31
申请人	CLIFFORD OAKES BOWER	发明人
分类号	E04B1/80;E04B1/90	主分类号	E04B1/80
代理机构		代理人
主权项
地址

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