CA446935A
(fr )
1948-03-02
Crochet
CA449347A
(fr )
1948-06-22
Instrument sur tracteur
CA451732A
(fr )
1948-10-05
Charrue
CA445942A
(fr )
1948-01-06
Charrue a neige
CA453607A
(fr )
1948-12-28
Chasse-neige
CA447101A
(fr )
1948-03-09
Cuiller de peche
CA448635A
(fr )
1948-05-25
Cadre de havresac
CA447631A
(fr )
1948-04-06
Hamecon
CA451291A
(fr )
1948-09-21
Dispositif de fixation de ski
CA446994A
(fr )
1948-03-02
Derive de benzenesulfonimino
CA449484A
(fr )
1948-06-29
Cultivateur
CA448192A
(fr )
1948-04-27
Cultivateur
CA453194A
(fr )
1948-12-07
Tracteur
CA448128A
(fr )
1948-04-27
Cultivateur
CA448838A
(fr )
1948-06-01
Sulfanilamidophenol substitue
CA453702A
(fr )
1948-12-28
Pierre abrasive
CA451763A
(fr )
1948-10-12
Spatule
CA446250A
(fr )
1948-01-20
Morpholino-guanamines
CA447899A
(fr )
1948-04-20
Porte-chapeau
CA447933A
(fr )
1948-04-20
Fluorochloro-butane
CA447937A
(fr )
1948-04-20
Aryle-dicyandiamide
CA448461A
(fr )
1948-05-11
Sulfanilamidopyridine
CA445932A
(fr )
1948-01-06
Metier a tisser a la main
CA449031A
(fr )
1948-06-08
Sulfanilamido-amino-pyridine
CA449386A
(fr )
1948-06-22
Haloarylsulfanamide de n-nitroaryle