Badge having a detachable tag cooperating with an integral window in said badge,申请号US19430498132-传众专利搜索

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发明名称	Badge having a detachable tag cooperating with an integral window in said badge
摘要
申请公布号	US2441002(A)	申请公布日期	1948.05.04
申请号	US19430498132	申请日期	1943.08.10
申请人	DOUGLAS AIRCRAFT COMPANY, INC.	发明人	BERGLUND HAROLD R.
分类号	A44C3/00	主分类号	A44C3/00
代理机构		代理人
主权项
地址

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