DRAINAGE PIPES AND A METHOD AND APPARATUS FOR MANUFACTURE OF SUCH PIPES,申请号GB19740024555-传众专利搜索

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发明名称	DRAINAGE PIPES AND A METHOD AND APPARATUS FOR MANUFACTURE OF SUCH PIPES
摘要
申请公布号	GB1471692(A)	申请公布日期	1977.04.27
申请号	GB19740024555	申请日期	1974.06.03
申请人	FJELDHAMMER BRUG AS	发明人
分类号	B29C49/00;E02B11/00;F16L11/118;(IPC1-7):F16L11/00;F16L11/12	主分类号	B29C49/00
代理机构		代理人
主权项
地址

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