Electrolux Z312 - what year is it from??

[electro_z]

I have found this beautiful vacuum cleaner, but I can't find any information on the year of production. Does anyone know this ?

It say mod. z312 ser. no. 1 43 and it is yellow

 

[vintagerepairer]

In England it went on sale in 1979 but was only available for a very short time, perhaps two years or so.

 

[gsheen]

Perhaps you could post some pics of your find