Improvements in or relating to plumb bobs,申请号GB19460032673-传众专利搜索

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发明名称	Improvements in or relating to plumb bobs
摘要
申请公布号	GB618216(A)	申请公布日期	1949.02.17
申请号	GB19460032673	申请日期	1946.11.04
申请人	C.I.D.U. LIMITED;MAX SAMUELY	发明人
分类号	G01C15/10	主分类号	G01C15/10
代理机构		代理人
主权项
地址

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