Drawing aid device
US6810591B2 · kind B2 · utility
3Cited by
13References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 11, 2003 |
| Grant date | Nov 2, 2004 |
| Priority date | — |
| Expiry date | Jun 11, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43L13/18
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A device enabling a user to reproduce an observed scene on a drawing board support including a first mirror; at least one second mirror, the mirrors being arranged to transmit an image from the support onto an eyepiece in front of which the user can position a first eye; and a secondary support capable of being intercalated between the scene and a second eye to be able to handle a close scene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.