CA559270A
(fr )
1958-06-24
Structure de soupape
CA604834A
(en )
1960-09-06
Safety valve
CA563248A
(fr )
1958-09-16
Soupape de surete
AU218506B2
(en )
1958-09-25
Safety valve
AU3646358A
(en )
1958-09-25
Safety valve
CA558923A
(fr )
1958-06-17
Agencement multiple de soupape de surete
CA556924A
(fr )
1958-05-06
Structure de soupape
CA563258A
(fr )
1958-09-16
Robinets d'arret
CA556611A
(fr )
1958-04-29
Structure de soupape
CA563479A
(fr )
1958-09-16
Ensemble de soupape
CA551358A
(fr )
1958-01-07
Dispositif de soupape de surete
CA560553A
(fr )
1958-07-22
Soupape hydraulique de surete
CA553182A
(fr )
1958-02-11
Soupape de surete pour combustible
CA554829A
(fr )
1958-03-25
Soupape
CA551181A
(fr )
1958-01-07
Soupape
CA564882A
(fr )
1958-10-21
Valve
AU221520B2
(en )
1958-09-25
Valve means
AU238856B2
(en )
1959-12-10
Improved valve
CA560909A
(fr )
1958-07-29
Soupape libre
CA561944A
(fr )
1958-08-19
Soupape pour conduits de fumee
CA575972A
(fr )
1959-05-19
Soupapes de surete
CA551477A
(fr )
1958-01-14
Soupapes
CA564442A
(fr )
1958-10-07
Soupapes
AU227240B2
(en )
1958-07-10
Valves
CA551282A
(fr )
1958-01-07
Structures de soupape