| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | France | 2 | |
| #3 | Germany | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Mechanical elements | |
| #3 | Optics | |
| #4 | Packaging and shipping | |
| #5 | Engines, pumps and turbines | |
| #6 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Optical systems | |
| #3 | Weighing | |
| #4 | Form printing surfaces | |
| #5 | Measuring volume | |
| #6 | Measuring length, angles and areas | |
| #7 | Venting or aerating devices | |
| #8 | Handling thin material | |
| #9 | Cyclically operating valves |
| # | Name | Total Patents |
|---|---|---|
| #1 | Andrew King | 7 |
| #2 | King Andrew | 2 |
| #3 | Blackburn Benjamin Fielding | 1 |
| #4 | Oakden Edward | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2352719A | Folding microscope | |
| US2076374A | Casting machine | |
| US2078669A | Apparatus for controlling webs | |
| GB351963A | Improvements in friction clutches | |
| US1880171A | Liquid level indicator | |
| US1449289A | Device for aligning the wheels of motor cars and like vehicles | |
| US1757722A | Weight reading and printing mechanism for scales | |
| US1605351A | Locking means for gas or other stopcocks |