The broken lines illustrate portions of the gas flow indicator device which form no part of the claimed design.
The broken lines illustrate portions of the gas flow indicator device which form no part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
20150196723 | Matusik | Jul 2015 | A1 |
20190160245 | Zachar | May 2019 | A1 |
Number | Date | Country | |
---|---|---|---|
Parent | 29609115 | Jun 2017 | US |
Child | 29673480 | US |