Title:
可変減衰器
Document Type and Number:
Japanese Patent JP4236811
Kind Code:
B2
Inventors:
Takeshi Hamada
Application Number:
JP2000399772A
Publication Date:
March 11, 2009
Filing Date:
December 28, 2000
Export Citation:
Assignee:
nec Engineering Co., Ltd.
International Classes:
H01P1/22; H03H7/25
Domestic Patent References:
| JP61139110A |
Attorney, Agent or Firm:
▲柳▼川 信