Title:
【考案の名称】プログラムの複写防止装置
Document Type and Number:
Japanese Patent JPS59142839
Kind Code:
U
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Inventors:
Murakami
Application Number:
JP3719883U
Publication Date:
September 25, 1984
Filing Date:
March 15, 1983
Export Citation:
International Classes:
G06F11/00; G06F9/06; G06F11/16; G06F21/12; (IPC1-7): G06F9/06; G06F11/16