Bending of corkwood,申请号US19440533219-传众专利搜索

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发明名称	Bending of corkwood
摘要
申请公布号	US2438349(A)	申请公布日期	1948.03.23
申请号	US19440533219	申请日期	1944.04.28
申请人	POLLAK FREDERICK F	发明人	POLLAK FREDERICK F.
分类号	B27D1/08	主分类号	B27D1/08
代理机构		代理人
主权项
地址

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