Extrusion of clay products,申请号US19490127936-传众专利搜索

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发明名称	Extrusion of clay products
摘要
申请公布号	US2552930(A)	申请公布日期	1951.05.15
申请号	US19490127936	申请日期	1949.11.17
申请人	BOOTH JOHN F;SMITH ROWLAND K	发明人	BOOTH JOHN F.;SMITH ROWLAND K.
分类号	B28B3/22;B28B15/00	主分类号	B28B3/22
代理机构		代理人
主权项
地址

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