MELVILLE, N.Y.--(BUSINESS WIRE)--Canon U.S.A., Inc., a leader in digital imaging solutions, today announced the launch of three new 44-inch, high volume, large format inkjet printers. The Canon imagePROGRAF iPF850, iPF840 and iPF830 models, also available as multi-function devices, are each designed to bring reliable, affordable and precise printing to architecture, engineering and construction (AEC), and Computer Aided Design (CAD) markets. Great for medium to large workgroups, the five-color