| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 24 | |
| #2 | Canada | 2 | |
| #3 | Switzerland | 1 | |
| #4 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines | |
| #3 | Measurement | |
| #4 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Myrberg Sven O | 11 |
| #2 | Meyer George U | 6 |
| #3 | Harrison George D | 6 |
| #4 | Lederer Sigmund L | 4 |
| #5 | Stock Company Providence | 1 |
| #6 | Sigmund Lederer | 1 |
| #7 | Lederer Irving R | 1 |
| #8 | Samuels Benjamin S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2251463A | Safety lock end connection | |
| US2152749A | Extension device | |
| US2141068A | Extension device | |
| US2110936A | Bracelet extension | |
| US2110772A | Extension device | |
| US1846688A | Self-closing extension device | |
| US1722317A | Connecter member for watch bracelets | |
| US1729793A | Clasp | |
| US1702360A | Clasp | |
| US1700293A | Chain | |
| US1654344A | Bracelet end hook | |
| US1617291A | End hook | |
| US1572717A | End connecter for bracelets | |
| US1515479A | Ribbon-bracelet clasp | |
| US1541764A | Wrist-watch bracelet | |
| US1534586A | Bracelet | |
| US1515056A | Metal fabric | |
| US1503445A | Bracelet | |
| US1515499A | Bead structure | |
| US1483801A | Clasp |