CH344133A
(de )
1960-01-31
Niederdruckquecksilberdampfentladungslampe
NL177639B
(nl )
Hogedruk natriumdampontladingslamp.
CA494199A
(fr )
1953-07-07
Lampe a vapeur de mercure de haute pression
CA508525A
(fr )
1954-12-28
Lampe a decharge a haute pression
CH331363A
(de )
1958-07-15
Hochdruck-Dampfentladungslampe
CA494783A
(fr )
1953-07-28
Lampes a pression
CA490943A
(fr )
1953-03-03
Joint conducteur pour lampes a haute pression
CA498198A
(fr )
1953-12-08
Vaporisateur a lampe
AU155661B2
(en )
1952-03-13
Improvements in or relating to high pressure mercury vapour lamps
CA496414A
(fr )
1953-09-29
Lampes a arc
CA505620A
(fr )
1954-09-07
Lampe a decharge a haute pression
CA486902A
(fr )
1952-09-30
Lanternes pour lampes a vapeur de metal de haute pression
CA490798A
(fr )
1953-02-24
Dispositifs a decharges gazeuses
CA498167A
(fr )
1953-12-01
Dispositifs a decharges gazeuses a multicathodes
CA498173A
(fr )
1953-12-01
Dispositifs a decharges gazeuses
CA493352A
(fr )
1953-06-02
Lampe incandescente
CA493149A
(fr )
1953-05-26
Lampe et systeme a vapeur
AU727952A
(en )
1952-03-13
Improvements in or relating to high pressure mercury vapour lamps
CA494981A
(fr )
1953-08-04
Lampes a decharges lumineuses
CA495504A
(fr )
1953-08-25
Systemes d'eclairage de lampes a decharges gazeuses
CA498525A
(fr )
1953-12-15
Lampes fluorescentes a decharges a basse pression
AU165710B2
(en )
1954-01-21
Gas discharge device
DK87398C
(da )
1959-06-08
Lavtrykskviksølvdampudladningslampe.
CA492250A
(fr )
1953-04-21
Dispositifs a decharge d'electrons
CA495591A
(fr )
1953-08-25
Socle de lampe