CA472199A
(fr )
1951-03-13
Soudeurs de chaines
CA472320A
(fr )
1951-03-20
Mercapto-ceto-dihydrothiazines
CA471962A
(fr )
1951-03-06
Dispositifs de montage de pieces a ouvrer
CA471245A
(fr )
1951-02-06
Soudure
CA478089A
(fr )
1951-10-30
Scies articulees
CA477965A
(fr )
1951-10-23
Scies articulees
CA475583A
(fr )
1951-07-31
Autoneiges
CA473515A
(fr )
1951-05-15
Manches de soudeurs
CA470852A
(fr )
1951-01-16
Soudure a l'arc
CA473749A
(fr )
1951-05-22
Soudure a l'arc electrique
CA472113A
(fr )
1951-03-13
Soudure a l'arc
CA473272A
(fr )
1951-05-01
Chalumeaux soudeurs
CA473273A
(fr )
1951-05-01
Chalumeaux soudeurs
CA473792A
(fr )
1951-05-22
Chalumeaux soudeurs
CA472529A
(fr )
1951-03-27
Soudeurs a l'arc
CA474446A
(fr )
1951-06-12
Machines pour la decapitation du poisson
CA471864A
(fr )
1951-03-06
Scies
CA477147A
(fr )
1951-09-18
Scies
CA472124A
(fr )
1951-03-13
Bands transporteuses
CA472779A
(fr )
1951-04-10
Appareils transporteurs
CA472913A
(fr )
1951-04-17
Transporteurs
CA473677A
(fr )
1951-05-15
Convoyeurs
CA474678A
(fr )
1951-06-19
Transporteuses
CA472301A
(fr )
1951-03-20
Bandes transporteuses
CA471015A
(fr )
1951-01-23
Fondants