Process for the manufacture of meerschaum pipes,申请号US19390299158-传众专利搜索

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发明名称	Process for the manufacture of meerschaum pipes
摘要
申请公布号	US2280709(A)	申请公布日期	1942.04.21
申请号	US19390299158	申请日期	1939.10.12
申请人	ERNEST LICHTBLAU	发明人	LICHTBLAU ERNEST
分类号	A24F1/00;C04B33/13	主分类号	A24F1/00
代理机构		代理人
主权项
地址

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