| Patents for Gerbing Mfg. Corp. | 
| Patents 1 - 
					4
					of 4 
       | 
| Number | Date | Patentee | Title | Type | 
| 2,475,954 | Jul. 12, 1949 | W.E. Gerbing | Variable speed pulley | industrial machine pulleys and belt drive mechanisms | 
| 2,475,955 | Jul. 12, 1949 | W.E. Gerbing | Variable pitch pulley | industrial machine pulleys and belt drive mechanisms | 
| 2,714,313 | Aug. 02, 1955 | W.E. Gerbing | Variable pitch pulley | industrial machine pulleys and belt drive mechanisms | 
| 3,150,527 | Sep. 29, 1964 | G.L. Trandel | Variable speed device and adjusting means therefor | industrial machine pulleys and belt drive mechanisms |