| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 26 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Milling | |
| #3 | Grinding or polishing devices | |
| #4 | Turning | |
| #5 | Sawing | |
| #6 | Measuring length, angles and areas | |
| #7 | Electromechanical clocks | |
| #8 | Tools for connecting or disengaging | |
| #9 | Percussive tools | |
| #10 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Beard Lawrence O | 26 |
| Publication | Filing date | Title |
|---|---|---|
| US2170585A | Abrading tool | |
| US1999922A | Tool for grinding valves | |
| US2046241A | Tool for removing ridges from cylinder walls | |
| US1984960A | Tool for removing bearings | |
| US1994680A | Valve grinding tool | |
| US1964240A | Tool for grinding valve seats | |
| US1958330A | Race puller | |
| US1974097A | Tool for removing ridges | |
| US1958329A | Axle puller | |
| US1988411A | Valve seat refacing tool | |
| US1984959A | Tool for removing ridges | |
| US1952965A | Measuring instrument | |
| US2041587A | Refacing tool for valve seats | |
| US1863096A | Chuck | |
| US1873177A | Reamer | |
| US1874856A | Abrading tool | |
| US1852690A | Reamer | |
| US1810263A | Reamer | |
| US1744734A | Tool for refacing valves | |
| US1631850A | Valve-refacing tool |