The dashed lines shown represent the environment and represent unclaimed subject matter and form no part of the claimed design.
The dashed lines shown represent the environment and represent unclaimed subject matter and form no part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
D652039 | Hwang | Jan 2012 | S |
D751433 | Adams | Mar 2016 | S |
D870678 | Lin | Dec 2019 | S |
D870679 | Lin | Dec 2019 | S |
D870681 | Lin | Dec 2019 | S |
D875686 | Barany | Feb 2020 | S |
D875687 | Barany | Feb 2020 | S |
20140167805 | Dell | Jun 2014 | A1 |
20160209443 | Adams | Jul 2016 | A1 |
Entry |
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Circuit Digest. Simple Microphone to Speaker Amplifier Circuit by Sourav Gupta. Nov. 13, 2018. https://circuitdigest.com/electronic-circuits/simple-microphone-to-speaker-circuit (Year: 2018). |