DRAWING BOARD WITH CURVED TRACKS FOR PRODUCING PERSPECTIVE DRAWINGS,申请号NZ19800192655-传众专利搜索

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发明名称	DRAWING BOARD WITH CURVED TRACKS FOR PRODUCING PERSPECTIVE DRAWINGS
摘要
申请公布号	NZ192655(A)	申请公布日期	1985.01.31
申请号	NZ19800192655	申请日期	1980.01.22
申请人	J. SMITH;C. W. ROGERS	发明人	SMITH, J.
分类号	B43L5/00;B43L13/14;(IPC1-7):B43L13/14	主分类号	B43L5/00
代理机构		代理人
主权项
地址

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