CA417444A
(fr )
1943-12-28
Composition a obturer les formations poreuses
CA417124A
(fr )
1943-12-21
Composition a sceller
CA417447A
(fr )
1943-12-28
Methode d'obturation de formations poreuses
CA413064A
(fr )
1943-06-08
Composition a filtrer
CA414382A
(fr )
1943-08-10
Composition a sceller les chassis
CA413639A
(fr )
1943-07-06
Composition transformable en oxygene
CA415274A
(fr )
1943-09-21
Composition insecticide
CA411427A
(fr )
1943-03-30
Composition chimique
CA413187A
(fr )
1943-06-15
Sceau de ceramique au metal
CA417253A
(fr )
1943-12-21
Garniture
CA410001A
(fr )
1943-01-12
Sceau du verre au metal
CA411418A
(fr )
1943-03-30
Coupe-froid
CA412609A
(fr )
1943-05-18
Coupe-froid
CA414381A
(fr )
1943-08-10
Coupe-froid
CA414599A
(fr )
1943-08-17
Coupe-froid
CA417156A
(fr )
1943-12-21
Brise-bise
CA414617A
(fr )
1943-08-17
Garniture etanche a l'huile
CA414713A
(fr )
1943-08-24
Garniture etanche a l'huile
CA414431A
(fr )
1943-08-10
Composition de gypse
CA413021A
(fr )
1943-06-08
Composition de gele
CA414714A
(fr )
1943-08-24
Garniture etanche de moteur
CA411143A
(fr )
1943-03-16
Coupe-froid
CA416967A
(fr )
1943-12-07
Composition plastique a sceller
CA411430A
(fr )
1943-03-30
Enduit
CA411434A
(fr )
1943-03-30
Enduit