Title:
【考案の名称】板材に対する穿孔装置
Document Type and Number:
Japanese Patent JP2520004
Kind Code:
Y2
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Inventors:
Kinjiro Ota
Application Number:
JP8571490U
Publication Date:
December 11, 1996
Filing Date:
August 14, 1990
Export Citation:
Assignee:
Ota Kosan Co., Ltd.
International Classes:
B26D5/08; B26D9/00; B26F1/14; B28D1/14; B28D1/22; (IPC1-7): B26D9/00; B28D1/14; B28D1/22
Domestic Patent References:
| JP3109796U |
Attorney, Agent or Firm:
Kazuo Takeshita