Title:
【発明の名称】微分器
Document Type and Number:
Japanese Patent JP3097868
Kind Code:
B2
Inventors:
Osamu Yaguchi
Application Number:
JP4437191A
Publication Date:
October 10, 2000
Filing Date:
February 16, 1991
Export Citation:
Assignee:
Riken Co., Ltd.
International Classes:
G06G7/186; (IPC1-7): G06G7/186
Domestic Patent References:
| JP4860841A | ||||
| JP1135820U |
Attorney, Agent or Firm:
Masaru Tsuchiya