Title:
【発明の名称】ゴースト防止キーボードマトリックス回路
Document Type and Number:
Japanese Patent JP2669163
Kind Code:
B2
Inventors:
Kenji Otsu
Application Number:
JP4471991A
Publication Date:
October 27, 1997
Filing Date:
March 11, 1991
Export Citation:
Assignee:
Matsushita Electric Industrial Co., Ltd
International Classes:
G06F3/02; (IPC1-7): G06F3/02; G06F3/02
Domestic Patent References:
| JP2310714A | ||||
| JP1218126A | ||||
| JP2184120A |
Attorney, Agent or Firm:
Tomoyuki Takimoto