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经营范围
发明名称
ENVELOPE OPENER
摘要
申请公布号
US3479912(A)
申请公布日期
1969.11.25
申请号
USD3479912
申请日期
1968.01.08
申请人
SCM CORP.
发明人
MELVIN H. KENNEDY
分类号
B43M7/00;(IPC1-7):B26D7/06
主分类号
B43M7/00
代理机构
代理人
主权项
地址
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