| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 27 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Grinding or polishing devices | |
| #2 | Unspecified technologies | |
| #3 | Sawing | |
| #4 | Turning | |
| #5 | Clutches and brakes | |
| #6 | Unspecified technologies | |
| #7 | Harvesting | |
| #8 | Milling |
| # | Name | Total Patents |
|---|---|---|
| #1 | De Vlieg Gerard A | 27 |
| Publication | Filing date | Title |
|---|---|---|
| US2510387A | Lawn trimmer | |
| US2390521A | Machine for sharpening cutters | |
| US2383958A | Machine for boring | |
| US2313055A | Grinding tool dresser | |
| US2262099A | Machine for sharpening rotary cutters | |
| US2185187A | Rotary cutter | |
| US2317981A | Spindle construction | |
| US2234965A | Rotary cutter | |
| US2231257A | Rotary cutter | |
| US1956983A | Grinding machine | |
| US1949116A | Reamer | |
| US1883612A | Grinding machine | |
| US1883611A | Tool holder | |
| US1796189A | Grinding machine | |
| US1789544A | Method of and machine for grinding | |
| US1759044A | Clearance-setting mechanism | |
| US1927924A | Tool spindle fixture | |
| US1686268A | Table-control mechanism | |
| US1823032A | Tool holder | |
| US1710533A | Method of and machine for grinding rotary cutters |