Improvements in settings for gems and the like,申请号GB19370000753-传众专利搜索

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发明名称	Improvements in settings for gems and the like
摘要
申请公布号	GB483401(A)	申请公布日期	1938.04.20
申请号	GB19370000753	申请日期	1937.01.11
申请人	W. H. COLLINS & COMPANY, LIMITED;WALTER HENRY COLLINS	发明人
分类号	A44C17/04	主分类号	A44C17/04
代理机构		代理人
主权项
地址

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