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US 6,810,591 B2Granted
Drawing aid device
AssigneeHeller S. A.
InventorMathias D'Estais
Life of this patent
Estimating the term…
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.
Claims23
A device enabling a user to reproduce an observed scene on a drawing board support comprising:
- 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 that intercalates between the observed scene and a second eye.
1 more element
Dependencies are inferred from the claim text.