| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | France | 3 | |
| #3 | United Kingdom | 2 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Mechanical elements | |
| #3 | Textiles and paper | |
| #4 | Machines | |
| #5 | Consumer goods | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Office furniture | |
| #2 | Nails | |
| #3 | Unspecified technologies | |
| #4 | Typewriters | |
| #5 | Filing and indexing | |
| #6 | Doors and windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jens Vaaler | 7 |
| #2 | Vaaler Jens | 5 |
| #3 | Holding Raggio Maynard | 1 |
| #4 | Dyke Darrell Frank | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1793764A | Typewriter desk | |
| US1753487A | Joint construction | |
| US1754448A | Drawer slide | |
| US1592902A | Filing device | |
| GB240305A | Improvements in typewriter desks and the like | |
| US1561288A | Desk structure | |
| US1525013A | Desk mechanism | |
| US1571308A | Costumer or coat hanger | |
| US1415909A | Typewriter desk | |
| US1137261A | Type-writer support for desks. | |
| US1061707A | Latch for type-writer-desk platforms. | |
| US1035664A | Type-writer desk. | |
| US934861A | Type-writer desk. | |
| US820272A | Type-writer desk. | |
| CA255347A | Desk |