37- utility model patent - an oil cooler with reinforcing ribs
Release time：2022-06-09 15:55:54
classification：Patent Certificate
Browse times
-
Classification：Patent Certificate
- Number of hits：
- Release date：2022/06/09
- Online inquiry
Last：36- utility model patent a new multi effect evaporator
Next：38- utility model patent - an intercooler tube with reinforcing sheet and its reinforcing device