콘크리트관 내경에 P. V. C 쉬트를 피복하는 장치,申请号KR19810007853U-传众专利搜索

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发明名称	콘크리트관 내경에 P. V. C 쉬트를 피복하는 장치
摘要	<p>내용 없음.</p>
申请公布号	KR830000824(Y1)	申请公布日期	1983.05.26
申请号	KR19810007853U	申请日期	1981.11.21
申请人		发明人
分类号	B28B21/48;B28B21/72	主分类号	B28B21/48
代理机构		代理人
主权项
地址

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