incandescent halogen light bulb infographic with approximate estimate energy and efficiency |
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| navigate by keyword : and approximate background bright bulb concept conceptual design discovery economical economy efficiency efficient electric electrical electricity energy estimate expensive filament graphic halogen high icon idea illuminate illumination illustration incandescent info infographic information innovation intelligence invention lamp light lightbulb power realistic save set solution specification symbol turn vector with |
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| Incandescent halogen light bulb infographic with approximate estimate of energy and efficiency. Vector illustration. |
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