| 1954 AUTOGIRO AMERICA Helicopter Control System |
| 1944 AUTOGIRO CO OF AMERICA Helicopter Patent |
| 1952 AUTOGIRO AMERICA Multirotor Helicopter Art |
| 1940 AUTOGIRO AMERICA Aircraft Sustaining Rotor |
| 1940 AUTOGIRO AMERICA Rotary Wing Aircraft Art |
| 1944 AUTOGIRO AMERICA Helicopter Gyroplane Art |
| 1943 AUTOGIRO AMERICA Rotative Winged Aircraft |
| 1939 AUTOGIRO AMERICA Rotary Blade Wing Aircraft |
| 1935 AUTOGIRO AMERICA Aircraft Sustaining Rotor |
| 1944 AUTOGIRO AMERICA Sustaining Rotor Aircraft |
| 1935 AUTOGIRO AMERICA Air Rotor Aircraft Art |
| 1938 AUTOGIRO AMERICA Autorotative Wing Aircraft |
| 1943 AUTOGIRO AMERICA Rotary Wing Aircraft Art |
| 1945 AUTOGIRO AMERICA Rotative Winged Aircraft |
| 1933 AUTOGIRO AMERICA Rotary Winged Aircraft Art |
| 1951 AUTOGIRO AMERICA Aircraft With Rotary Wings |
| 1933 AUTOGIRO AMERICA Aircraft With Rotative Wings |
| 1934 AUTOGIRO AMERICA Aircraft Sustaining Rotor |
| 1939 AUTOGIRO AMERICA Rotative Winged Aircraft |
| 1941 AUTOGIRO AMERICA Rotative Winged Aircraft |
| 1938 AUTOGIRO AMERICA Rotary Winged Aircraft Art |
| 1939 AUTOGIRO AMERICA Aircraft Sustaining Rotors |
| 1954 AUTOGIRO AMERICA Rotor Equipped Aircraft |
| 1935 AUTOGIRO AMERICA Rotary Winged Aircraft Art |
| 1957 AUTOGIRO AMERICA Jet Driven Sustaining Rotor |
| 1940 AUTOGIRO AMERICA Rotative Winged Aircraft |
| 1938 AUTOGIRO AMERICA Aircraft Sustaining Rotor |
| 1955 AUTOGIRO AMERICA Sustaining Rotors Aircraft |
| 1943 AUTOGIRO AMERICA Multirotor Aircraft Art |
| 1942 AUTOGIRO AMERICA Aircraft Sustaining Rotor |
| 1941 AUTOGIRO CO OF AMERICA Aircraft Patent |
| 1935 AUTOGIRO CO OF AMERICA Aircraft Patent |
| 1938 AUTOGIRO AMERICA Sustaining Rotor Aircraft |
| 1939 AUTOGIRO AMERICA Aircraft Sustaining Rotor |
| 1952 AUTOGIRO AMERICA Rotative Winged Aircraft |