Citations for
Flying
device utilizing natural principles by Milan
Dennis Earl et al |
781104 |
JAMES B |
Jan 31, 1905 |
1076644 |
QUICK |
Oct 21, 1913 |
1287779 |
FIGURE TOY |
Dec 17, 1918 |
1338025 |
FLYING-MACHINE |
Apr 27, 1920 |
1412346 |
RUDOLF
GOLDSCHMIDT |
Apr 11, 1922 |
1758178 |
MACHINE |
May 13, 1930 |
1783029 |
ORNITHOPTER |
Nov 25, 1930 |
1936072 |
SPRING MOTOR |
Nov 21, 1933 |
2321977 |
ORTHOPTER |
Jun 15, 1943 |
2783955 |
FITZ PATRICK |
Mar 5, 1957 |
3626555 |
FLYING TOY |
Dec 14, 1971 |
3728814 |
TOY ORNITHOPTER
WIND-DRIVING MECHANISM |
Apr 24, 1973 |
4155195 |
Toy airplane |
May 22, 1979 |
4195438 |
Ornithopter
construction |
Apr 1, 1980 |
D257731 |
Flying toy |
Dec 30, 1980 |
4417707 |
Human powered
hang glider |
Nov 29, 1983 |
4749149 |
Ornithopter-type vehicle, and methods of constructing and utilizing
same |
Jun 7, 1988 |
5100357 |
Toy aircraft
and method of flight control thereof |
Mar 31, 1992 |
5163861 |
Wing-operated
flying toy, and a process for automatically locking the wings, at the
end of a flight |
Nov 17, 1992 |
5170965 |
Hang glider
which can fly by human strength |
Dec 15, 1992 |
5288039 |
Spanwise graded
twist panel |
Feb 22, 1994 |
5401196 |
Propulsion
mechanism employing flapping foils |
Mar 28, 1995 |
5899408 |
Ornithopter |
May 4, 1999 |
6082671 |
Entomopter and
method for using same |
Jul 4, 2000 |
6206324 |
Wing-drive
mechanism, vehicle employing same, and method for controlling the
wing-drive mechanism and vehicle employing same |
Mar 27, 2001 |
6227483 |
Wing movement
for ornithopters and apparatus of the like |
May 8, 2001 |
6530541 |
Compressed air
engine and flying object equipped therewith |
Mar 11, 2003 |
6544092 |
Toy ornithopter
aircraft |
Apr 8, 2003 |
6632119 |
Winding device
and ornithopter utilizing same |
Oct 14, 2003 |
6783097 |
Wing-drive
mechanism and vehicle employing same |
Aug 31, 2004 |
6840476 |
Resonant
wingbeat tuning circuit using strain-rate feedback for ornithoptic
micro aerial vehicles |
Jan 11, 2005 |
7007889 |
Flexible
airfoils and method |
Mar 7, 2006 |
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