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2018-04-09 |
2020-12-08 |
Jiangsu Midea Cleaning Appliances Co., Ltd. |
Brushroll and robot vacuum cleaner
|
USD924511S1
(en)
*
|
2018-08-31 |
2021-07-06 |
Carl Freudenberg Kg |
Cleaning brushware
|
US11109727B2
(en)
*
|
2019-02-28 |
2021-09-07 |
Irobot Corporation |
Cleaning rollers for cleaning robots
|