Очки-пенсне,申请号SU19460349678-传众专利搜索

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发明名称	Очки-пенсне
摘要
申请公布号	SU74956(A1)	申请公布日期	1948.11.30
申请号	SU19460349678	申请日期	1946.11.29
申请人	SEMYACHKIN A.I.;SEMYACHKIN I.M.	发明人	SEMYACHKIN A.I.;SEMYACHKIN I.M.
分类号	G02C1/04	主分类号	G02C1/04
代理机构		代理人
主权项
地址

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