| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Weapons | |
| #2 | Machine tools | |
| #3 | Engines, pumps and turbines | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Mountings for cannons and pistols | |
| #2 | Pistols and rifles | |
| #3 | Internal-combustion piston engines | |
| #4 | Unspecified technologies | |
| #5 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Anton Marek | 4 |
| #2 | Emanuel Holek | 4 |
| #3 | Vaclav Holek | 3 |
| #4 | Antonin Podrabsky | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2115526A | Automatic firearm | |
| US2088215A | Multicylinder two-stroke-cycle diesel engine | |
| US1896454A | Braking device | |
| US1906800A | Automatic firearm | |
| US1926985A | Multistamping machine | |
| US1786537A | Apparatus for filling magazines for self-loading firearms | |
| US1821385A | Charging device for firearms | |
| US1799981A | Firearm | |
| US1802816A | Gas-pressure-regulating device for firearms | |
| US1786536A | Firing mechanism for automatic firearms |