light bulb vector silhouette illustration isolated black background electric lamp symbol technology prosperity smart idea |
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| navigate by keyword : background black bright bulb business concept creative design device doodle drawing efficient electric electrical electricity electronics energy fluorescent glass glowing graphic halogen icon idea illuminated illumination illustration innovation inspiration invention isolated lamp light lightbulb low object outline pen power saving shining solution symbol technology thinking tungsten vector watt white |
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| Light bulb vector silhouette illustration isolated on black background. Electric lamp symbol of technology prosperity. Smart idea sign. |
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