| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 52 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Furniture and games | |
| #5 | Packaging and shipping | |
| #6 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Unspecified technologies | |
| #3 | Locks | |
| #4 | Structural elements | |
| #5 | General building constructions | |
| #6 | Punching metal | |
| #7 | Office furniture | |
| #8 | Swimming pools | |
| #9 | Filing and indexing | |
| #10 | Containers for goods storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schlafly Julius H | 16 |
| #2 | Schmitz Fred A | 4 |
| #3 | Caldwell William L | 4 |
| #4 | Paul Vignos | 3 |
| #5 | Foehrenbach Arthur F | 2 |
| #6 | Frahm Carl A | 2 |
| #7 | Mallory Elwyn A | 2 |
| #8 | Joseph Sturm | 2 |
| #9 | Ecker Charles W | 2 |
| #10 | French Shirley S | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2068853A | Voting machine voting booth | |
| US1904019A | Metal bottle carrier | |
| US1775092A | Locker latch | |
| US1750544A | File follower | |
| US1740672A | Latch for lockers | |
| US1729039A | Locker latch | |
| US1724135A | Locker door | |
| US1774599A | Culvert | |
| US1764281A | Casing for boilers and the like | |
| US1676930A | Metallic shelving | |
| US1766193A | Locker latch | |
| US1677278A | Locker latch | |
| US1659620A | File follower | |
| US1671328A | Latch for lockers | |
| US1751747A | Trussed structure | |
| US1727209A | Sheet-stacking machine | |
| US1675825A | Trussed beam | |
| US1629641A | Lock | |
| US1673787A | Channel-forming machine | |
| US1682750A | Concrete-floor mold |