Title:
RECIPROCAL OPERATION SYSTEM
Document Type and Number:
Japanese Patent JPS52152137
Kind Code:
A
Abstract:
PURPOSE:To realize the electronic desk calculator which can obtain the reciprocal by the simple key operation.
Inventors:
TAKEMOTO YASUMASA
Application Number:
JP6871276A
Publication Date:
December 17, 1977
Filing Date:
June 14, 1976
Export Citation:
Assignee:
TOKYO SHIBAURA ELECTRIC CO
International Classes:
G06F7/52; G06F7/493; G06F7/496; G06F7/508; G06F15/02; (IPC1-7): G06F7/39; G06F7/52; G06F15/02