| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | France | 3 | |
| #3 | Canada | 2 | |
| #4 | Germany | 2 | |
| #5 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Electromechanical clocks | |
| #2 | Electric switches | |
| #3 | Mechanically-driven clocks | |
| #4 | Machines for making clocks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bryceland Maurice Cyril | 7 |
| #2 | Zellweger Conrad | 2 |
| #3 | Zellweger C | 1 |
| #4 | Maurisu Sairiru Buraisurando | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4032731A | Push-pull switch for use in an electronic watch | |
| US4043115A | Push button assembly and electronic watch including the same | |
| US3922509A | Rotary switches | |
| CA957852A | Watertight pusher | |
| US3757512A | Watertight pusher | |
| FR2058337A1 | Winder for waterproof watch and its assembly process |