| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Civil engineering | |
| #3 | Chemical engineering | |
| #4 | Machine tools | |
| #5 | Transport | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Elevators and escalators | |
| #2 | Transport or storage devices | |
| #3 | Dredging | |
| #4 | Machines for making railways | |
| #5 | Horticulture | |
| #6 | Making metal sheets | |
| #7 | Railway equipment | |
| #8 | Separating solids |
| # | Name | Total Patents |
|---|---|---|
| #1 | Holmes Grant | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US1031714A | Cager and sump-guard. | |
| US931203A | Cager and sump-guard. | |
| US948051A | Excavating-machine. | |
| US933451A | Excavating-machine. | |
| US950621A | Feeder or receiving-pan for conveyers. | |
| US891933A | Mechanism for handling cars. | |
| US889307A | Cager and automatic sump-guard. | |
| US893626A | End-loading chute. | |
| US871120A | Automatic lifting mechanism. | |
| US850647A | Automatic lifting mechanism. | |
| US847411A | Automatic car-lift. | |
| US850646A | Automatic car-lift. | |
| US804950A | Automatic car-lift. |