Title:
ピストンリングの組み合わせ
Document Type and Number:
Japanese Patent JP6986107
Kind Code:
B2
Inventors:
Tetsuya Nango
Application Number:
JP2020057996A
Publication Date:
December 22, 2021
Filing Date:
March 27, 2020
Export Citation:
Assignee:
TPR Co., Ltd.
International Classes:
F16J9/20; F02F5/00; F16J9/16
Domestic Patent References:
| JP2005273583A | ||||
| JP200831873A | ||||
| JP201498471A | ||||
| JP2014101893A | ||||
| JP200777988A | ||||
| JP2502336Y2 | ||||
| JP5314068U | ||||
| JP20211612A |
Foreign References:
| WO2020100564A1 |
Attorney, Agent or Firm:
Hidewa Patent Office