6,10,11:

Singapore Airlines 6,10,11

Singapore

 

paper bag

flat base 

vertical tab

manufacturer at the bottom 

6: ELAG 3,5 cm, Switzerland 1,9cm

10:ELAG 0,8 cm, Switzerland 1,6cm,

 2 lines    up

11:ELAG 3,5 cm, Switzerland 1,6cm

zig zag  cut

 

 

 

6: