Patent Model - Improved Movable Window-Blind

Maker and role
Niels Poulson, Patentee
Production date
Jul 21 1868
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Object detail

Wood, steel, brass
11 3/4 x 11 x 4" (29.8 x 27.9 x 10.2cm)
The nature of Poulson's invention "consists in constructing movable blinds in such a manner that they, when not in use, are drawn up and kept in a hollow space above the window-frame, in which position they are entirely out of sight." (Patent Number 80,215)
Object number
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