CA460947A
(fr )
1949-11-08
Elastomere synthetique
CA454134A
(fr )
1949-01-18
Courroie
CA459124A
(fr )
1949-08-23
Caoutchouc synthetique
CA457439A
(fr )
1949-06-21
Piece de jeu
CA455265A
(fr )
1949-03-22
Marqueur d'arbre
CA461976A
(fr )
1949-12-27
Pince-cle
CA461391A
(fr )
1949-11-29
4-mercaptobenzenesulfonamide
CA454475A
(fr )
1949-02-08
Piperazino-piperazine
CA458626A
(fr )
1949-08-02
Meule de moulin
CA459955A
(fr )
1949-09-27
Substance synthetique ressemblant au caoutchouc
CA459661A
(fr )
1949-09-13
Composition elastique de fluoropyrene
CA456874A
(fr )
1949-05-24
Resine synthetique
CA458322A
(fr )
1949-07-26
Hemoglobinometre
CA459758A
(fr )
1949-09-20
Bruleur de combustible
CA455108A
(fr )
1949-03-15
Tranche-gateau
CA455200A
(fr )
1949-03-15
Diguanamine
CA455834A
(fr )
1949-04-12
Monofluorodichloroacetonitrile
CA456871A
(fr )
1949-05-24
Organo-dihalogenosiloxane
CA454549A
(fr )
1949-02-15
Havresac
CA457619A
(fr )
1949-06-28
Verrou pour rames
CA457786A
(fr )
1949-07-05
Embouchoir
CA457988A
(fr )
1949-07-05
Structure de ressort
CA458321A
(fr )
1949-07-26
Hemoglobinometre
CA454517A
(fr )
1949-02-08
Pierre abrasive
CA458455A
(fr )
1949-07-26
Telegraphone