CA585799A
(fr )
1959-10-27
Vanne a double disque flexible
CA575950A
(fr )
1959-05-19
Valve a pinces
CA581395A
(fr )
1959-08-18
Structure de vanne
CA571399A
(fr )
1959-02-24
Soupape fermee normalement a operation simple
CA579502A
(fr )
1959-07-14
Soupape a papillon
CA581815A
(fr )
1959-08-25
Vanne
CA588482A
(fr )
1959-12-08
Robinet-vanne
CA582344A
(fr )
1959-09-01
Vanne
CA577606A
(fr )
1959-06-09
Robinet-vanne
CA577605A
(fr )
1959-06-09
Robinet-vanne
CA580386A
(fr )
1959-07-28
Soupape
CA585410A
(fr )
1959-10-20
Soupape a disque rotatif commandee par moteur
CA575521A
(fr )
1959-05-12
Robinet-vanne a fermeture etanche
CA575105A
(fr )
1959-05-05
Vanne pivotante
AU235765B2
(en )
1960-01-21
Fabricated gate valve body
AU230331B2
(en )
1960-04-28
Slow closing valve
CA573418A
(fr )
1959-04-07
Soupapes d'arret
CA576484A
(fr )
1959-05-26
Soupapes
CA585960A
(fr )
1959-10-27
Soupape a fermeture elastique
CA586319A
(fr )
1959-11-03
Vannes commandees hydrauliquement
CA582896A
(fr )
1959-09-08
Soupape d'applicage
CA583788A
(fr )
1959-09-22
Soupape de commande
CA575299A
(fr )
1959-05-05
Structure de fermoir de valve
CA570492A
(fr )
1959-02-10
Mecanisme de soupape
CA578161A
(fr )
1959-06-23
Mecanisme de soupape