File:Merkur based apparatus for centrifugal casting of contact lenses by wichterle.jpg

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English: Merkur based apparatus for centrifugal casting of soft contact lenses by Otto Wichterle. Merkur museum in Police nad Metují
Date Taken on 21 September 2008
Source Own work
Author JanSuchy

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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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current19:31, 4 October 2008Thumbnail for version as of 19:31, 4 October 20082,112 × 2,816 (1.78 MB)JanSuchy (talk | contribs){{Information |Description={{en|1=Merkur based apparatus for centrifugal casting of soft contact lenses by Otto Wichterle. Merkur museum in Police nad Metují}} |Source=Own work by uploader |Author=[[User:Ja

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