| Patents for George Amborn |
Patents 31 -
39
of 39
      |
| Number | Date | Patentee | Title | Type |
| 1,146,119 | Jul. 13, 1915 | G. Amborn | Chain Pipe Wrench | chain and strap wrenches |
| 1,146,120 | Jul. 13, 1915 | G. Amborn | Chain Pipe Wrench | chain and strap wrenches |
| 1,146,546 | Jul. 13, 1915 | G. Amborn | Holder for Threading Tools or the Like | |
| 1,158,100 | Oct. 26, 1915 | G. Amborn | Tool-holder | lathe tool holders and tool posts |
| 1,166,804 | Jan. 04, 1916 | G. Amborn | Bar Holder for Lathes | lathe tool holders and tool posts |
| 1,169,594 | Jan. 25, 1916 | G. Amborn | Tool Holder | lathe tool holders and tool posts |
| 1,171,164 | Feb. 08, 1916 | G. Amborn | Threading and Other Tool | |
| 1,201,673 | Oct. 17, 1916 | G. Amborn | Boring Tool or Tool Holder | boring bars |
| 1,217,895 | Mar. 06, 1917 | G. Amborn | Boring Tool Holder | lathe tool holders and tool posts |
