| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 35 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Measurement | |
| #4 | Machine tools | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Hinges for doors or windows | |
| #3 | Mining | |
| #4 | Indexing scheme relating to hinges | |
| #5 | Gearing | |
| #6 | Unspecified technologies | |
| #7 | Weighing | |
| #8 | Machines for making railways | |
| #9 | Grinding or polishing devices | |
| #10 | Ladders |
| # | Name | Total Patents |
|---|---|---|
| #1 | Prouty Theodore C | 18 |
| #2 | Wideman Gustavus | 5 |
| #3 | Todd Terrill G | 3 |
| #4 | Spiller William H | 2 |
| #5 | Wilcox Arnold G | 1 |
| #6 | Wilcox John L | 1 |
| #7 | Smida Luverne R | 1 |
| #8 | North Theodore | 1 |
| #9 | Richards Marcius C | 1 |
| #10 | Wilcox Jr Arnold G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3306667A | Coal mining apparatus including conveyor system having togglelike articulation | |
| US3305268A | Method of coal mining | |
| US3298412A | Onion trimming machine | |
| US3282403A | Belt conveyor suitable for use as an underground coal mining floor conveyor | |
| US3026098A | Auger type mining machine | |
| US3044753A | Continuous mining machine | |
| US2923537A | Auger mining section assembly | |
| US951578A | Grindstone-frame. | |
| US978204A | Computing-scale. | |
| US948377A | Furniture. | |
| US948378A | Drawer for furniture. | |
| US907402A | Ladder. | |
| US953397A | Foot-power mechanism. | |
| US907401A | Ladder. | |
| US874992A | Quick-acting vise. | |
| US862937A | Computing-scale. | |
| US844469A | Mechanical movement. | |
| US897924A | Lock. | |
| US844467A | Door-hanger. | |
| US844468A | Door-hanger. |