| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Telecommunications | |
| #5 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dudley Frank E | 10 |
| #2 | Dudley Harold K | 1 |
| #3 | Dudley Roy A | 1 |
| #4 | Dinger Jacob E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3149197A | Motor vehicle light testing apparatus | |
| US2731714A | Process for removing expanded tubes | |
| US2572603A | Indoor television antenna mounting | |
| US2543900A | Television antenna bracket | |
| US2524164A | Tube expander | |
| US2489627A | Radiation counter tube | |
| US2649889A | Tube expanding | |
| US2539123A | Machine tool control | |
| US2431316A | Electronic current limiter system for machine tool motors | |
| CA534914A | Tube expanding | |
| CA499256A | Current limiter for machine tools |