| 发明名称 |
Mechanical drawing board |
| 摘要 |
An apparatus for securing and drawing upon a piece of paper, includes a board having a drawing surface sized to receive the paper. The drawing surface is bounded along its perimeter by a border region. An array of border pieces is fastened securely to the border region, each border piece being aligned relative to the others to establish a precisely sized drawing surface area to accommodate the paper. Each border piece has a length shorter than that of the corresponding edge of the drawing surface. |
| 申请公布号 |
US9021711(B2) |
申请公布日期 |
2015.05.05 |
| 申请号 |
US201313763285 |
申请日期 |
2013.02.08 |
| 申请人 |
|
发明人 |
Segreti Mario J. |
| 分类号 |
A47B27/00;B43L5/00;B43L5/02 |
主分类号 |
A47B27/00 |
| 代理机构 |
Shuttleworth & Ingersoll, PLC |
代理人 |
Klima Timothy J.;Shuttleworth & Ingersoll, PLC |
| 主权项 |
1. An apparatus for securing and drawing upon a piece of paper, comprising:
a board having a drawing surface sized to receive the paper; the drawing surface bounded along its perimeter by a border region; an array of border pieces fastened securely to the border region, each border piece being aligned relative to the others to establish a precisely sized drawing surface area to accommodate the paper; wherein each border piece has a length shorter than that of the corresponding edge of the drawing surface. |
| 地址 |
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