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发明名称
WRITING IMPLEMENT HOLDER FOR BOOKS OR LIKE ARTICLES
摘要
申请公布号
US3577604(A)
申请公布日期
1971.05.04
申请号
USD3577604
申请日期
1968.09.04
申请人
JEFFREY OWEN BROSK
发明人
JEFFREY OWEN BROSK
分类号
B42D3/14;(IPC1-7):A44B21/00
主分类号
B42D3/14
代理机构
代理人
主权项
地址
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