AU2200035A
(en )
1935-12-05
Improvements in or relating to helicopter and rotating wing aircraft
AU2204335A
(en )
1936-01-09
Improvements in or relating to helicopter and rotating wing aircraft
AU103014B2
(en )
1938-02-03
Improvements in and relating to rotary wing aircraft
AU104327B2
(en )
1938-07-07
Improvements in and relating to rotary wing aircraft
AU1869034A
(en )
1935-03-14
Improvements in and relating to aircraft with freely rotative wings
AU70036A
(en )
1936-10-29
Improvements in or relating to rotative wing aircraft
AU531337A
(en )
1938-07-07
Improvements in and relating to rotary wing aircraft
AU22737A
(en )
1938-02-03
Improvements in and relating to rotary wing aircraft
AU1034532A
(en )
1933-10-19
Improvements in and relating to aircraft having freely rotative wings
AU112359B2
(en )
1939-07-12
Improvements in and relating to aircraft wings
CA348996A
(en )
1935-03-19
Rotating wing aircraft
AU2308635A
(en )
1936-07-02
Improvements in aircraft ofthe helicopter type
AU106367B2
(en )
1939-01-26
Improvements in or relating to aircraft wing construction
AU311639A
(en )
1939-07-12
Improvements in and relating to aircraft wings
AU741432A
(en )
1933-05-25
Improvements in or relating to aircraft with freely rotative wings
CA349426A
(en )
1935-04-09
Rotary wing aircraft
AU2308535A
(en )
1936-07-30
Improvements in aircraft ofthe helicopter type
AU249438A
(en )
1939-01-26
Improvements in or relating to aircraft wing construction
AU103723B2
(en )
1938-04-02
Improvements in and relating to aircraft with autorotative sustaining rotors
AU107076B2
(en )
1939-04-20
Improvements in or relating to airscrews and airscrew blades and method of manufacturing thesame
AU101256B2
(en )
1937-06-17
Improvements in oscillating wing aircraft
CA348609A
(en )
1935-03-05
Airplane aileron and flap
CA352511A
(en )
1935-08-20
Airplane wing
AU105879B2
(en )
1938-12-01
Improvements in or relating in aircraft flight indicators
AU546931A
(en )
1932-09-23
Improvements in or relating to helicopter aircraft