发明授权
- 专利标题： T-square with finger guard
- 专利标题（中）： 手指卫兵T形
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申请号： US11937294申请日： 2007-11-08
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公开(公告)号： US07647705B2公开(公告)日： 2010-01-19
- 发明人: Aaron Charles Rosso , Amar Arvind Patel , Matthew Earle Myers , Scott Fong
- 申请人： Aaron Charles Rosso , Amar Arvind Patel , Matthew Earle Myers , Scott Fong
- 申请人地址： US IL Chicago
- 专利权人： United States Gypsum Company
- 当前专利权人： United States Gypsum Company
- 当前专利权人地址： US IL Chicago
- 代理机构： Greer, Burns & Crain, Ltd.
- 代理商 David Janci, Esq; Pradip Sahu, Esq.
- 主分类号： B43L7/02
- IPC分类号： B43L7/02
摘要：
A finger guard for use with a T-square having a head and a blade includes an elongated body, two finger-shielding surfaces extending along a longitudinal axis of said body for accommodating an installer's thumb, a lower edge on the body that is attachable to the blade of the T-square, and a peak edge opposite the lower edge and separating upper ends of the surfaces.
公开/授权文献
- US20090119939A1 T-SQUARE WITH FINGER GUARD 公开/授权日：2009-05-14