CA468044A
(fr )
1950-09-12
Acylaceto guanazoles
CA467401A
(fr )
1950-08-15
Viscosimetres
CA467595A
(fr )
1950-08-29
Petoires
CA465093A
(fr )
1950-05-16
Perforateur a papier
CA469058A
(fr )
1950-10-31
Contre-vitrage
CA469000A
(fr )
1950-10-31
Plasticiseurs
CA469531A
(fr )
1950-11-21
Emulsions photographiques
CA466871A
(fr )
1950-07-25
Asphalte de pavage
CA468254A
(fr )
1950-09-19
Compositions d'asphalte
CA467046A
(fr )
1950-08-01
Compositions d'asphalte
IE19679L
(en )
1950-11-16
Polymer emulsions
CA468274A
(fr )
1950-09-19
Construction de routes
CA450132A
(fr )
1948-07-27
Emulsion bitumineuse
AU144977B2
(en )
1950-03-09
Carburetor construction
CA467921A
(fr )
1950-09-05
Emulsions a la resine de vinyle
CA467922A
(fr )
1950-09-05
Emulsions a la resine de vinyle
AU148282B2
(en )
1951-09-06
Improved hinge
AU150718B2
(en )
1950-10-05
Improved episcope
CA464904A
(fr )
1950-05-09
Poinconneuse
CA469835A
(fr )
1950-12-05
Condensateurs
CA467166A
(fr )
1950-08-08
Ciment
CA467118A
(fr )
1950-08-08
Enfile-aiguilles
CA469784A
(fr )
1950-11-28
Aerage des moteurs
CA463474A
(fr )
1950-03-07
Hydroscope
CA469048A
(fr )
1950-10-31
Abrasifs