AKA (Label): SOLAR CALCULATOR, Product number (P/N): Trigynon Calculator,
Keywords/Tags: Trigynon Calculator
Date of intro: ~1985, Dimensions: 73x73x15mm, Weight: 40g,
Power: Solar,
Display: Type = Display (LCD) (List), Digits = 8+1,
Number of keys: 25, #Key-Red: 2, #Key-SilverColor: 23,
Classification: / Pocket / Marketing+Commercial,
Featuring: Procent, Square root, Memories: 1,
Known Serial-numbers: 1168911 (List of all S/Ns from SCHERING)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Info: SCHERING AG was a research-centered German pharmaceutical company headquartered in Wedding, Berlin.
In 2006 it was bought by BAYER AG and merged to form the BAYER subsidiary BAYER SCHERING PHARMA AG.
The company was renamed BAYER HealthCare Pharmaceuticals in 2011.


The company introduced a triphasic oral contraseptive called TRIGYNON
In assistence to keep track of things, this calculator was associated.
Internet: Link-1