Casement window operator,申请号US19290379903-传众专利搜索

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发明名称	Casement window operator
摘要
申请公布号	US1924557(A)	申请公布日期	1933.08.29
申请号	US19290379903	申请日期	1929.07.22
申请人	JOHNSON METAL PRODUCTS COMPANY	发明人	JOHNSON THEODORE
分类号	E05C17/24	主分类号	E05C17/24
代理机构		代理人
主权项
地址

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