Title:
【発明の名称】ねじ回しのブレード構造
Document Type and Number:
Japanese Patent JPH04502583
Kind Code:
A
Inventors:
Corvin David S
Application Number:
JP50189690A
Publication Date:
May 14, 1992
Filing Date:
December 27, 1989
Export Citation:
Assignee:
Corvin David S
International Classes:
B25B15/00; (IPC1-7): B25B15/00
Attorney, Agent or Firm:
Minoru Nakamura (7 outside)