| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | United Kingdom | 3 | |
| #3 | France | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Mechanical elements | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Mechanically-driven clocks | |
| #2 | Shafts | |
| #3 | Gearing | |
| #4 | Changing non-ferrous metals |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stamm Heinrich | 4 |
| #2 | Heinrich Stamm | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2948573A | Bearing means for the rotatable winding weight of a selfwinding watch | |
| GB707829A | Winding and hand-setting mechanism for timepieces | |
| US2670591A | Bearing for oscillating weight in watches with automatic winding mechanism | |
| GB677043A | Bearing for oscillating weight in watches with automatic winding mechanism |