Pump housing and drainage pump
US-9777745-B2 · Oct 3, 2017 · US
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Zhao Zheng patents in 2017
Zhao Zheng was listed as an assignee on 1 patent publication in 2017.
| Metric | Value |
|---|---|
| Company | Zhao Zheng |
| Year | 2017 |
| Patents | 1 |
Patents
Representative publications for Zhao Zheng in 2017.
Top CPC classifications
Most common classification codes for Zhao Zheng in 2017.
| CPC | Patents |
|---|---|
| F04D29/426 | 1 |
| F04D29/445 | 1 |
| F05D2250/61 | 1 |
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