CA440431A
(fr )
1947-03-25
Separation de sulfure d'hydrogene
CA439270A
(fr )
1947-01-21
Recuperation de soufre
CA439621A
(fr )
1947-02-11
Recuperation de soufre
CA440177A
(fr )
1947-03-11
Parachute
CA440726A
(fr )
1947-04-15
Parachute
CA441417A
(fr )
1947-05-20
Parachute
CA441635A
(fr )
1947-05-20
Parachute
CA439529A
(fr )
1947-02-04
Parachute
AU137918B2
(en )
1947-07-17
cableway
AU134618B2
(en )
Improvements ingrates
CA440313A
(fr )
1947-03-25
Gazogene
CA444479A
(fr )
1947-10-14
Classeur de graines
CA443128A
(fr )
1947-07-22
Regle a paralleles
CA440455A
(fr )
1947-04-01
Separateur de liquide
CA440980A
(fr )
1947-04-29
Boite de conserve
CA442979A
(fr )
1947-07-15
Recuperation d'hydrocarbures
CA442888A
(fr )
1947-07-15
Manchon
CA442647A
(fr )
1947-07-01
Recuperation d'halogenure d'hydrogene
AU138296B2
(en )
1947-11-06
Electrical regulators
CA444785A
(fr )
1947-11-04
Cabestan
CA442978A
(fr )
1947-07-15
Alpha-beta-dichloro-para-tolylethane
CA444906A
(fr )
1947-11-11
Outil diamant
CA442845A
(fr )
1947-07-15
Outil pour pneus
CA441959A
(fr )
1947-06-03
Dithiofuroate
CA440781A
(fr )
1947-04-15
Pelle mecanique sur tracteur