Title:
【発明の名称】ハンドウタイキバンジヨウノ ハクソウエツチングホウ
Document Type and Number:
Japanese Patent JPS5823931
Kind Code:
B2
Inventors:
HAYASHI HISAO
Application Number:
JP9895075A
Publication Date:
May 18, 1983
Filing Date:
August 14, 1975
Export Citation:
Assignee:
SONY CORP
International Classes:
H01L21/306; H01L21/302; (IPC1-7): H01L21/306
Attorney, Agent or Firm:
Sada Ito