CA386743A
(fr )
1940-02-06
Composition a cimenter les puits d'huile
CA386360A
(fr )
1940-01-16
Composition lubrifiante
CA387448A
(fr )
1940-03-12
Composition bitumineuse
CA393485A
(fr )
1940-12-31
Composition bitumineuse
CA390289A
(fr )
1940-07-30
Grue de puits d'huile
CA387351A
(fr )
1940-03-12
Composition hydrofuge
AU114470B2
(en )
1942-01-15
An improved cementitious composition
CA391503A
(fr )
1940-09-24
Rallonge de meche
CA393384A
(fr )
1940-12-24
Garniture a huile
CA387056A
(fr )
1940-02-27
Pointe de puit
CA386547A
(fr )
1940-01-30
Composition anticongelante
CA390952A
(fr )
1940-08-27
Composition ignifuge
CA390710A
(fr )
1940-08-13
Empaqueteur du ciment
CA392794A
(fr )
1940-11-26
Composition de caoutchouc
CA386307A
(fr )
1940-01-16
Composition resineuse
CA386446A
(fr )
1940-01-23
Composition resineuse
CA387224A
(fr )
1940-03-05
Composition resineuse
CA387247A
(fr )
1940-03-05
Composition resineuse
CA389517A
(fr )
1940-06-18
Composition metallique
CA389518A
(fr )
1940-06-18
Composition metallique
CA392168A
(fr )
1940-10-29
Compose pour l'allumage
CA387991A
(fr )
1940-04-16
Composition contenant des vitamines
CA386375A
(fr )
1940-01-16
4-alcoyle-5-hydroxyalcoylethiazole
CA388781A
(fr )
1940-05-21
Cabestan
CA393162A
(fr )
1940-12-17
Culbuteur