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经营范围
发明名称
INDUSTRIAL SPECTACLES
摘要
申请公布号
US3605116(A)
申请公布日期
1971.09.20
申请号
USD3605116
申请日期
1968.02.27
申请人
ESB INC.
发明人
JACK N. SIMPSON;GEORGE R. HOFFMASTER;PALMER E. BRACE
分类号
A61F9/02;(IPC1-7):A61F9/02
主分类号
A61F9/02
代理机构
代理人
主权项
地址
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