Valve with adjustable weight for automatically varying the moulding pressure in tubemoulding machines,申请号US19530348992-传众专利搜索

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发明名称	Valve with adjustable weight for automatically varying the moulding pressure in tubemoulding machines
摘要
申请公布号	US2813544(A)	申请公布日期	1957.11.19
申请号	US19530348992	申请日期	1953.04.15
申请人	ETERNIT SOCIETA PER AZIONI	发明人	COLLIVA DANTE
分类号	B28B21/50	主分类号	B28B21/50
代理机构		代理人
主权项
地址

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