Revision history of "Patent for Lighting control circuits, George Izenour, 1949" (Q31881)

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curprev 07:45, 31 July 2023‎ ChrisVG talk contribs‎ 3,541 bytes +423‎ ‎Created claim: mentions (P78): thyraton dimmer (Q12964)
curprev 07:00, 31 July 2023‎ ChrisVG talk contribs‎ 3,118 bytes +33‎ ‎Changed [en] label: Patent for Lighting control circuits, George Izenour, 1949
curprev 07:00, 31 July 2023‎ ChrisVG talk contribs‎ 3,085 bytes +348‎ ‎Created claim: Backup document (P74): US2463463.pdf
curprev 06:59, 31 July 2023‎ ChrisVG talk contribs‎ 2,737 bytes +512‎ ‎Created claim: Publication date (P40): 1 March 1949
curprev 06:58, 31 July 2023‎ ChrisVG talk contribs‎ 2,225 bytes +419‎ ‎Created claim: author (P41): George Izenour (Q260)
curprev 06:58, 31 July 2023‎ ChrisVG talk contribs‎ 1,806 bytes +379‎ ‎Created claim: Copy available online (P37): https://patents.google.com/patent/US2463463A
curprev 06:58, 31 July 2023‎ ChrisVG talk contribs‎ 1,427 bytes +415‎ ‎Created claim: Field (P19): lighting and projection (Q7)
curprev 06:58, 31 July 2023‎ ChrisVG talk contribs‎ 1,012 bytes +772‎ ‎Created claim: Type of information (P11): source (Q98)
curprev 06:57, 31 July 2023‎ ChrisVG talk contribs‎ 240 bytes +240‎ ‎Created a new Item: Lighting control circuits

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Revision history of "Patent for Lighting control circuits, George Izenour, 1949" (Q31881)

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