Improvements relating to button caps or heads,申请号GB19380033940-传众专利搜索

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发明名称	Improvements relating to button caps or heads
摘要
申请公布号	GB507295(A)	申请公布日期	1939.06.19
申请号	GB19380033940	申请日期	1938.11.22
申请人	JULIUS JOSEF PUESCHNER	发明人
分类号	A44B1/12	主分类号	A44B1/12
代理机构		代理人
主权项
地址

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