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presentation with empty projector for meetings.
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JPG 300 DPI
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Author:
dreamstime
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buy for Personal Use & Commercial
File Type:
JPG
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board
business
color
computer
data
defocused
education
empty
equipment
focus
for
foreground
hall
image
indoors
information
lecture
medium
meetings
multimedia
people
photographic
presentation
projection
projector
projectorn
render
room
screen
seminar
slide
teaching
technology
with