Alan Yip - Rollup calculator

Description

Brand: Alan Yip
Model: Design calculator
Picture: Alan Yip Rollup Calculator
Type: Design calculator
Batteries: unknown x 1
Lifetime: Introduced: unknown
Terminated: unknown
Notes: The case of this calculator is flexible. When the calculator is not used you are supposed to roll in up into a neat little roll.

This calculator was designed by industrial designer Alan Yip. All his products bear the phrase "a hong kong (HK) design by alan yip".

©2023 Ernst Mulder