【考案の名称】穴あけ工具 - Toshiba Tungaloy Corporation

Title:

【考案の名称】穴あけ工具

Document Type and Number:

Japanese Patent JPH0512021

Kind Code:

U

Inventors:

Medieval politics
Koichi
Endo Atsushi
Hideo Tsusaka

Application Number:

JP6623991U

Publication Date:

February 19, 1993

Filing Date:

July 26, 1991

Export Citation:

Assignee:

Toshiba Tungaloy Corporation

International Classes:

B23D77/00; B23B51/06; (IPC1-7): B23B51/06

Domestic Patent References:

JP59140119B

Next Patent: 穴明け工具及びその取付け構造