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| Patents for Graham Roller Bearing Company | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 1,328,428 | Jan. 20, 1920 | D.F. Graham | Socket-Wrench | |
 | D57,775 | May 03, 1921 | D.F. Graham | Socket Wrench | |
 | D59,417 | Oct. 18, 1921 | D.F. Graham | Socket Wrench | |