SE7713525L
(sv )
1978-06-05
Vindkraftverk
NO142596B
(no )
1980-06-02
Loggeapparat for bestemmelse av mengdene av naturlig gammastraaling fra kalium, uran og thorium i grunnformasjoner som omgir et borehull
ES442180A1
(es )
1977-06-16
Perfeccionamientos en los ventiladores axiales.
GB1250485A
(enExample )
1971-10-20
NO120047B
(enExample )
1970-08-17
NO120681B
(enExample )
1970-11-23
SE7509263L
(sv )
1976-02-23
Skovelhjul for axialflektar.
NO132603B
(enExample )
1975-08-25
CH345622A
(de )
1960-03-31
Laufrad für Turbinen oder Pumpen mit drehbaren Schaufeln, insbesondere für grossen Verstellbereich
US1667140A
(en )
1928-04-24
Feathebing paddle wheel
GB465559A
(en )
1937-05-10
Improvements in or relating to fans and more particularly fans of the centrifugal vane control type
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
GB1173553A
(en )
1969-12-10
Transverse-Flow Fan.
GB831508A
(en )
1960-03-30
Rotor blades for rotary wing aircraft
ES352259A1
(es )
1969-07-01
Dispositivo de puesta a presion del cubo de una rueda de turbina hidraulica.
US2608379A
(en )
1952-08-26
Water wheel
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.
GB412381A
(en )
1934-06-28
Improvements in or relating to fans
GB658510A
(en )
1951-10-10
A reamer
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