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Title:
【考案の名称】音声信号スクランブル装置
Document Type and Number:
Japanese Patent JP2562144
Kind Code:
Y2
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Inventors:
Rei Sato
Application Number:
JP781391U
Publication Date:
February 10, 1998
Filing Date:
February 21, 1991
Export Citation:
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Assignee:
NEC
International Classes:
H04K1/02; H04K1/00; H04L9/06; H04L9/14; H04L9/20; H04N5/60; H04N7/167; H04N7/20; (IPC1-7): H04L9/20; H04K1/02; H04N5/60; H04N7/167; H04N7/20
Domestic Patent References:
JP6234439A
JP6223644A
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)



 
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