This is an 'OLD' juicer Carlton Ware Yellow Gumnut juicer

 

Description A two piece Carlton Ware Yellow 'Gumnut ' juicer with matching yellow top.
Material China
Diameter Reamer: 96 mm, Jug: 89 mm
Length Jug: 127 mm
Height Reamer: 55 mm,Jug: 48 mm
Weight Reamer: 108 g, Jug: 135 g
Maker Carlton Ware
Mary Walker No.

T-220 colour variant

Notes
Carlton Ware embossed Gumnut pattern.
"AUSTRALIAN DESIGN APPLICATION No. 10805", "Rd. No. 789942"
Also see:

This jug would use the large reamer.

   

Basemark of Carlton Ware Yellow Gumnut juicer