| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 36 | |
| #2 | Canada | 6 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machines | |
| #3 | Control | |
| #4 | Machine tools | |
| #5 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Weighing | |
| #2 | Unspecified technologies | |
| #3 | Special furniture | |
| #4 | Cutting | |
| #5 | Coin-freed | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Walker Harold L | 14 |
| #2 | Kircher Paul J | 8 |
| #3 | George Walker | 4 |
| #4 | Hermann Eschenbacher | 3 |
| #5 | Jacobs Aaron J | 2 |
| #6 | Charles Dollack | 2 |
| #7 | Jacobs Harry M | 2 |
| #8 | Haferl Rolf C | 2 |
| #9 | Schroeder Charles S | 2 |
| #10 | Eschenbacher Herman | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2719669A | Printing scale | |
| US2650790A | Photoelectric batching welgher | |
| US2618476A | Pendulum scale | |
| US2388912A | Scale | |
| US2432006A | Scale | |
| US2105219A | Scale | |
| US2068255A | Scale | |
| US2090288A | Scale | |
| GB429990A | Improvements in and relating to weighing scales | |
| US2070786A | Scale beam structure | |
| US2058535A | Scale | |
| US2061278A | Scale | |
| US2058431A | Rack bar and pinion | |
| US2061271A | Scale | |
| US2004179A | Coin controlled scale | |
| US2030667A | Scale | |
| US2033212A | Scale | |
| US1953664A | Scale | |
| US2030666A | Scale | |
| US2054456A | Scale |