vertical spool bobbin holder

does anyone know who makes a vertical spool bobbin holder ,like the type that would hold guttermann silk? or even what it is called? i can't even find a google picture of it,but ,the spools look like this

vertical spool bobbin holder

Multiple-spool Holder for efficient sewing and embroidery - BERNINA

Why Is There A Vertical And Horizontal Thread Holder?

SV-ACC15 BOBBIN RACK

Sewing Machine Thread Spool Pin Tips - WeAllSew

Brother Innov-is V3 10 Spool Thread Stand TS5

Thread storage ideas that won't leave you tangled up - Elizabeth Made This

— Leclerc Bobbin Stand, for sectional warping

Using the Double Needle, WITHOUT the 2nd spool holder