Title:
【発明の名称】疲労特性に優れた段付ねじ
Document Type and Number:
Japanese Patent JPH0786366
Kind Code:
B2
Inventors:
Noriyuki Sugimura
Application Number:
JP5005089A
Publication Date:
September 20, 1995
Filing Date:
March 03, 1989
Export Citation:
Assignee:
Noriyuki Sugimura
International Classes:
F16B31/06; F16B33/02; F16B33/04; (IPC1-7): F16B33/04
Domestic Patent References:
| JP5653651B2 |
Attorney, Agent or Firm:
Yu Saito (2 outside)
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