Revision history of "Category:G03F1/24"

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  • curprev 15:11, 30 November 2023‎ Wikipatents talk contribs‎ 1,303 bytes +1,303‎ Created page with " * '''Section G''': Physics * '''Class G03''': Photography; Cinematography; Analogous Techniques Using Waves Other Than Optical Waves; Electrography; Holography * '''Subclass..."
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