Multi-functional puncher for files and papers, has lower section, upper section, cover and adjusting slat, where lower section comprises retainer for calculator

摘要

The multi-functional puncher (1) has a lower section (2), an upper section (6), a cover (3) and an adjusting slat (4). The lower section comprises a retainer for a calculator (2d). The lower section is formed as carrier for different electronic devices.