blackboard vector icon white background flat symbol sign from modern learning and education |
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| navigate by keyword : blackboard icon vector learning and education black isolated symbol business design board school white web study hand sketch graphic internet computer technology pictogram communication lesson blank training sign teaching drawing meeting room seminar audience teacher student conference presentation screen smart empty tablet modern electronic lecture people speaker |
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| Blackboard vector icon on white background. Flat vector blackboard icon symbol sign from modern e learning and education collection for mobile concept and web apps design |
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