| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Accessories for machine tools | |
| #3 | Punching metal | |
| #4 | Milling | |
| #5 | Grinding or polishing devices | |
| #6 | Doors and windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Carter Lionel A | 4 |
| #2 | Seward Ernest R | 4 |
| #3 | Fritz Deutsch | 1 |
| #4 | Lchmann Max A | 1 |
| #5 | Lehmann Max A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2316403A | Lathe carriage feed mechanism | |
| US2085985A | Lathe carriage feed mechanism | |
| US2101372A | Lathe | |
| US2154605A | Fluid operated change speed mechanism | |
| US1853660A | Pipe-shaping machine | |
| US1853641A | Pipe-flanging machine | |
| US1909019A | Pipe shaping machine | |
| US1744362A | Milling machine | |
| US1878116A | Ring grinding machine | |
| US1714320A | Apron mechanism for lathes | |
| US1705545A | Lathe-carriage-feed mechanism |