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| Patents for B. F. Barnes Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | D32,796 | Jun. 05, 1900 | B.F. Barnes | Design for a frame for drilling-machines | |
 | 659,636 | Oct. 16, 1900 | B.F. Barnes | Drilling-machine | |
 | 665,380 | Jan. 01, 1901 | B.F. Barnes | Grinding-wheel support | |
 | 831,697 | Sep. 25, 1906 | B.F. Barnes | Drilling-machine | |
 | 831,698 | Sep. 25, 1906 | B.F. Barnes | Drilling-machine | |
 | 875,448 | Dec. 31, 1907 | R. Milne | Core and casting | |
 | 887,909 | May 19, 1908 | B.F. Barnes | Drilling-machine | |
 | 901,722 | Oct. 20, 1908 | R. Milne | Routing-machine | |