Category:1942 patents
Media in category "1942 patents"
The following 4 files are in this category, out of 4 total.
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US2304081A Color television (1).png 1,701 × 2,499; 306 KB
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US2304081A Color television (2).png 1,701 × 2,499; 368 KB
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US2304081A Color television (3).png 1,701 × 2,499; 375 KB
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US2304081A Color television (4).png 1,701 × 2,499; 395 KB