Title:
Piston ring
Document Type and Number:
Japanese Patent JP6256674
Kind Code:
B2
Inventors:
Hoshino Okano
Application Number:
JP2013168032A
Publication Date:
January 10, 2018
Filing Date:
August 13, 2013
Export Citation:
Assignee:
Hoshino Okano
International Classes:
F16J9/12; F04B39/00; F16J9/16
Domestic Patent References:
| JP2010031995A | ||||
| JP50122739U |
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