Combination oil ring
US-9458933-B2 · Oct 4, 2016 · US
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Hama Masahide patents in 2016
Hama Masahide was listed as an assignee on 1 patent publication in 2016.
| Metric | Value |
|---|---|
| Company | Hama Masahide |
| Year | 2016 |
| Patents | 1 |
Patents
Representative publications for Hama Masahide in 2016.
Top CPC classifications
Most common classification codes for Hama Masahide in 2016.
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