Thomas Edison’s Light Bulb Patent, 1880 Stock Photo 135097190 Posted on December 21, 2018 Thomas Edison's Light Bulb Patent, 1880 Stock Photo 135097190Image Info File Name : thomas_edisons_light_bulb_patent_1880_hrp5rj_4.jpg Dimensions : 391x610 Ratio : 9:14 File Size : File Type : image/jpeg