| Patents for Charles E. Ahrensfield |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 985,766 | Mar. 07, 1911 | G. Amborn | Chain Pipe Wrench | chain and strap wrenches |
| 1,090,810 | Mar. 17, 1914 | G. Amborn | Tool-holder | lathe tool holders and tool posts |
| 1,110,281 | Sep. 08, 1914 | G. Amborn | Tool Holder | lathe tool holders and tool posts |
| D46,782 | Dec. 15, 1914 | F.W. Trabold | Automobile Tire Tool | automotive specialty wrenches |
| D47,855 | Sep. 21, 1915 | C.A. Martin | Face Spanner Wrench | wrenches |
| 1,201,673 | Oct. 17, 1916 | G. Amborn | Boring Tool or Tool Holder | boring bars |
