Heller et al.
1934
Staatslehre
SE7713525L
(sv )
1978-06-05
Vindkraftverk
NO120047B
(https= )
1970-08-17
DK130185B
(da )
1975-01-13
Skrue med påboltede, indstillelige blade.
Okulov
2014
Limit cases for rotor theories with Betz optimization
GB1527530A
(en )
1978-10-04
Impeller for axial-flow fans
FR562287A
(fr )
1923-11-08
Moyeux pour turbine, pompes ou hélices, à aubes ou pales à angle variable
SE7509263L
(sv )
1976-02-23
Skovelhjul for axialflektar.
NO132603B
(https= )
1975-08-25
GB376647A
(en )
1932-07-14
Improvements in the blades of screw rotors for operating with any fluid
US1667140A
(en )
1928-04-24
Feathebing paddle wheel
GB1085344A
(en )
1967-09-27
Methods of constructing fan impellers
GB550484A
(en )
1943-01-11
Improvements in and connected with variable pitch propellers
GB817868A
(en )
1959-08-06
Improvements in radial flow fans and the like
GB550227A
(en )
1942-12-30
Improvements in screw propellers
GB468588A
(en )
1937-07-08
Improvements in or relating to blades for airscrews and the like
GB1173553A
(en )
1969-12-10
Transverse-Flow Fan.
US2548700A
(en )
1951-04-10
Bore sighting apparatus
Chesness et al.
1964
Illegal kill of hen pheasants in Minnesota
US2000375A
(en )
1935-05-07
Turpentine-face scribe
DK84215C
(da )
1958-01-13
Manøvreringsmekanisme for skruer, pumper eller turbiner med drejelige blade og med servomotor til omstilling af disse.
GB540841A
(en )
1941-10-31
Improved fans, propellers and the like
GB394012A
(en )
1933-06-19
Improvements in and relating to centrifugal apparatus such as fans, impellers and the like
GB1244625A
(en )
1971-09-02
Fluid mixing apparatus
GB876981A
(en )
1961-09-06
Improvements in or relating to propellers for outboard motors