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Day: September 23, 2019

New Patents: Canon RF 70-300mm F4-5.6 and 70-400mm F4-5.6 Lens

September 23, 2019 Lens-R

Canon has just filed two new patents for Canon RF 70-300 F4-5.6 and 70-400mm F4-5.6 Lens. Read the details below:

Canon Lens canon lens patent Leave a comment

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