Apparatus for keeping a friction roller
US-9776294-B2 · Oct 3, 2017 · US
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Heifi Xinsheng Optoelectronics Tech Co Ltd patents in 2017
Heifi Xinsheng Optoelectronics Tech Co Ltd was listed as an assignee on 1 patent publication in 2017.
| Metric | Value |
|---|---|
| Company | Heifi Xinsheng Optoelectronics Tech Co Ltd |
| Year | 2017 |
| Patents | 1 |
Patents
Representative publications for Heifi Xinsheng Optoelectronics Tech Co Ltd in 2017.
Top CPC classifications
Most common classification codes for Heifi Xinsheng Optoelectronics Tech Co Ltd in 2017.
| CPC | Patents |
|---|---|
| A47B49/008 | 1 |
| B23Q3/15546 | 1 |
| B23Q3/1572 | 1 |
| B65G1/02 | 1 |
| G02F1/1303 | 1 |
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