| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Germany | 3 | |
| #3 | Switzerland | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Measuring speed and acceleration | |
| #2 | Mechanically-driven clocks | |
| #3 | Unspecified technologies | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aktiebolaget Logg Svenska | 2 |
| #2 | William Broady Harry | 1 |
| #3 | Herman Rydberg Gustav Georg | 1 |
| #4 | Gustaf Lissel Karl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1644815A | Pitot tube | |
| GB200530A | Arrangement for damping the oscillations of the indicating member of hydrostatic logs | |
| US1644783A | Adjusting arrangement for springs used in hydrostatic logs for balancing the pressure | |
| GB157913A | Hydrostatic logs | |
| GB157914A | Hydrostatic logs |