The broken lines in the drawings show portions of the energy recovery ventilator which form no part of the claimed design.
The broken lines in the drawings show portions of the energy recovery ventilator which form no part of the claimed design.
Number | Date | Country | Kind |
---|---|---|---|
30-2020-0052230 | Oct 2020 | KR | national |
Number | Name | Date | Kind |
---|---|---|---|
627731 | Hansen et al. | Jun 1899 | A |
627755 | Legrand | Jun 1899 | A |
D318723 | Chiu | Jul 1991 | S |
5183098 | Chagnot | Feb 1993 | A |
D340109 | Julien | Oct 1993 | S |
D366522 | Lagace | Jan 1996 | S |
5490557 | Taylor | Feb 1996 | A |
D376842 | Franklin | Dec 1996 | S |
D561322 | Hong | Feb 2008 | S |
D812208 | Samuels | Mar 2018 | S |
10212914 | Reynolds | Feb 2019 | B1 |
D877307 | Boxum | Mar 2020 | S |
D882749 | Vo | Apr 2020 | S |
D927661 | Ediger | Aug 2021 | S |
D986402 | Xu | May 2023 | S |
20050103464 | Taylor | May 2005 | A1 |
20050236150 | Chagnot | Oct 2005 | A1 |
20140260362 | Jung | Sep 2014 | A1 |
20220120460 | Jung | Apr 2022 | A1 |
Entry |
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Heat Recovery Ventilation Systems for Passive House Buildings in North America, date posted Nov. 28, 2018, site visited Jul. 28, 2023, available from internet <https://passivegreen.wordpress.com/2018/11/28/heat-recovery-ventilation-systems-for-passive-house-buildings-in-north-america/>. |
Ceiling type heat recovery ventilator, Application No. 201730160505, application date May 5, 2017, date published Feb. 2, 2018, published in CN, site visited Jul. 28, 2023, available at www.orbit.com. |