| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 21 | |
| #2 | United Kingdom | 4 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Electrical machinery and energy | |
| #3 | Audio-visual technology | |
| #4 | Packaging and shipping | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Typewriters | |
| #2 | Copy machines | |
| #3 | Unspecified technologies | |
| #4 | Television | |
| #5 | Containers for goods storage | |
| #6 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Helmond William F | 3 |
| #2 | Smith Jesse A B | 2 |
| #3 | Kelley Charles E | 2 |
| #4 | Kurowski Alfred G F | 2 |
| #5 | Kavle Oscar C | 1 |
| #6 | Smith Alexander J | 1 |
| #7 | Wagner Franz X | 1 |
| #8 | Cook Frank A | 1 |
| #9 | Barnard Walter E | 1 |
| #10 | Corcoran Cornelius B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB178760A | Improvements in feed roll mechanism of typewriting machines | |
| GB174002A | Improvements in shipping cases for typewriting machines | |
| US1386375A | Ledger-sheet | |
| US1260725A | Type-writing machine. | |
| US1222736A | Type-writing machine. | |
| US1131960A | Type-writing machine. | |
| US1117793A | Type-writing machine. | |
| US1150868A | Type-writing machine. | |
| US1018915A | Type-writing machine. | |
| US1044426A | Stenciling-machine. | |
| US982657A | Type-writing machine. | |
| US960679A | Type-writing machine. | |
| US914062A | Type-writing machine. | |
| US904430A | Type-writing machine. | |
| US954911A | Type-writing machine. | |
| US881448A | Stenciling-machine. | |
| US910410A | Type-writing machine. | |
| US919012A | Type-writing machine. | |
| US890361A | Type-writing machine. | |
| US871595A | Type-writing machine. |