| Patents for Philo L. Fox | 
| Patents 1 - 
					8
					of 8 
       | 
| Number | Date | Patentee | Title | Type | 
| 314,011 | Mar. 17, 1885 | P.L. Fox | Lock-Mortising Chisel | swan neck chisels | 
| 331,047 | Nov. 24, 1885 | P.L. Fox | Combined Square and Miter | miter squares | 
| 370,054 | Sep. 20, 1887 | P.L. Fox | Spirit level | levels | 
| 390,470 | Oct. 02, 1888 | P.L. Fox | Combined Try Square and Device for Laying Out Angles | try squares | 
| 436,495 | Sep. 16, 1890 | P.L. Fox | Spirit Level | levels | 
| 821,092 | May 22, 1906 | P.L. Fox | Adjustable and Separate Square and Miter | miter squares | 
| 821,093 | May 22, 1906 | P.L. Fox | Adjustable and Separate Square and Miter | miter squares | 
| 821,094 | May 22, 1906 | P.L. Fox | Implement for Laying Out Miters and Octagons | miter squares |