Title:
【考案の名称】ステンレス鋼管用溝付け工具
Document Type and Number:
Japanese Patent JPH0726011
Kind Code:
Y2
Inventors:
Chiba Tsukasa
Application Number:
JP4541388U
Publication Date:
June 14, 1995
Filing Date:
April 04, 1988
Export Citation:
Assignee:
Riken Co., Ltd.
International Classes:
F16L37/02; B21D17/04; F16L37/00; (IPC1-7): B21D17/04
Domestic Patent References:
| JPS5818621B2 | ||||
| JP57082422B |
Attorney, Agent or Firm:
Keiichi Shimizu (1 person outside)