CA386873A
(fr )
1940-02-13
Fabrication de bardeaux en mastique
CA386871A
(fr )
1940-02-13
Fabrication de bardeaux
CA388026A
(fr )
1940-04-16
Bardeau
CA388837A
(fr )
1940-05-21
Bardeau
CA388838A
(fr )
1940-05-21
Bardeau
CA390836A
(fr )
1940-08-20
Bardeau
CA386646A
(fr )
1940-01-30
Fabrication de para-phenanthroline
CA391796A
(fr )
1940-10-08
Batisse
CA391833A
(fr )
1940-10-08
Element de toiture
CA393299A
(fr )
1940-12-24
Tuile
CA390501A
(fr )
1940-08-06
Toit plat
CA390130A
(fr )
1940-07-23
Fabrication de bardeaux a bout epais
CA390244A
(fr )
1940-07-23
Fabrication du plomb
CA391320A
(fr )
1940-09-17
Auvent
CA395561A
(fr )
1941-04-01
Fabrication de bardeaux
CA399468A
(fr )
1941-09-23
Fabrication de bardeaux
CA401010A
(fr )
1941-11-25
Fabrication de bardeaux
CA388944A
(fr )
1940-05-28
Production de pentaglycol
CA392058A
(fr )
1940-10-22
Bardeau metallique
CA389687A
(fr )
1940-07-02
Structure de batisse
CA393219A
(fr )
1940-12-17
Structure de batisse
CA387056A
(fr )
1940-02-27
Pointe de puit
CA391619A
(fr )
1940-10-01
Fabrication de carton-platre
CA392166A
(fr )
1940-10-29
Fabrication de carton-planche
CA392167A
(fr )
1940-10-29
Fabrication de carton-planche