Difference between revisions of "The inventor of the fresnel lens 200 years ago was truly a genius. (Q34631)"
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(Created claim: Backup document (P74): 1732534398810.publer.io.mp4) | (Created claim: mentions (P78): fresnel lens (Q3192)) | ||
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Revision as of 11:38, 25 November 2024
Video about the inventor of the Fresnel lens
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The inventor of the fresnel lens 200 years ago was truly a genius. | Video about the inventor of the Fresnel lens |