HEAD ELEVATING DEVICE FOR SEWING MACHINES,申请号CAD456779-传众专利搜索

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发明名称	HEAD ELEVATING DEVICE FOR SEWING MACHINES
摘要
申请公布号	CA456779(A)	申请公布日期	1949.05.17
申请号	CAD456779	申请日期
申请人	SEARS, ROEBUCK AND COMPANY	发明人	CHARLES E. COLEGROVE
分类号		主分类号
代理机构		代理人
主权项
地址

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