| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 17 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Filing and indexing | |
| #2 | Unspecified technologies | |
| #3 | Bookbinding | |
| #4 | Permanently attaching objects | |
| #5 | Unspecified technologies | |
| #6 | Perforating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Welk Nelson S | 14 |
| #2 | Mcbee Charles F | 5 |
| #3 | Baker Henry A | 1 |
| #4 | Roe Alexander B | 1 |
| #5 | Mcbee Harry B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1745132A | Compressor plate for filing trays | |
| US1692318A | Shifting device for drills on bookbinding machines | |
| US1716846A | Mailing container for junction cut-up reports | |
| US1744848A | Back measuring and shaping attachment for bookbinding machines | |
| US1712238A | Filing tray | |
| US1710754A | Filing tray | |
| US1653937A | Filing tray | |
| US1710753A | Filing tray | |
| US1673725A | Filing tray | |
| US1805322A | Movable pressure device | |
| US1626898A | Filing tray | |
| US1744912A | Loose-leaf binder | |
| US1503761A | Punching machine | |
| US1596748A | Adjustable evener board for binding machines | |
| US1375523A | Loose-leaf file | |
| US1405602A | Back for loose-leaf files | |
| US1435170A | Loose-leaf binder | |
| CA279311A | Filing tray | |
| CA281312A | Filing tray | |
| CA281311A | Filing tray |