CA446474A
(fr )
1948-01-27
Substance refractaire
CA447264A
(fr )
1948-03-16
Four pour temperatures elevees
CA446160A
(fr )
1948-01-13
Fournaise
CA446367A
(fr )
1948-01-27
Fournaise
CA448039A
(fr )
1948-04-20
Chaudiere a charbon
CA450818A
(fr )
1948-08-31
Chaudiere
CA450864A
(fr )
1948-08-31
Four a induction
CA453108A
(fr )
1948-12-07
Chaudiere
CA449702A
(fr )
1948-07-06
Article pour usage a temperature elevee
AU138173B2
(en )
1948-06-17
Heat treating furnace
CA449437A
(fr )
1948-06-29
Four a traitement thermique
CA453189A
(fr )
1948-12-07
Soupape a temperature elevee
CA448954A
(fr )
1948-06-08
Four a rechauffer l'air
CA451126A
(fr )
1948-09-07
Element refractaire pour foyers a tirage inferieur
CA451856A
(fr )
1948-10-12
Foyer de chaudiere
AU145621B2
(en )
1948-03-11
Electric furnace
CA446114A
(fr )
1948-01-13
Four electrique
CA448959A
(fr )
1948-06-08
Four a secher
AU138383B2
(en )
1948-07-15
Kiln
AU138280B2
(en )
1948-07-15
Kiln
CA449103A
(fr )
1948-06-15
Reglage de la temperature
AU148437B2
(en )
1948-03-25
Induction furnace
CA446595A
(fr )
1948-02-10
Four d'induction
CA451419A
(fr )
1948-09-28
Four a atmosphere controlee
CA446353A
(fr )
1948-01-27
Four electrique a verre