Side neck at 20° angle to the middle neck. With white inscription. Acc. to DIN 12394.

Flasks round bottom, with two necks
NS jointed round bottom flasks, 2 necks
Flasks round bottom, with two necks
NS jointed round bottom flasks, 2 necks
Flasks round bottom, with two necks
NS jointed round bottom flasks, 2 necks
Flasks round bottom, with two necks
NS jointed round bottom flasks, 2 necks
Flasks round bottom, with two necks
NS jointed round bottom flasks, 2 necks
Flasks round bottom, with two necks
NS jointed round bottom flasks, 2 necks
Flasks round bottom, with two necks
NS jointed round bottom flasks, 2 necks