Mitchell Grainger

Follow

Person

Los Angeles, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Harmonica microphone with improved control of audio feedback
- Patent number 9,756,411
- Issue date Sep 5, 2017
- Mitchell Grainger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Hands-Free Wireless Harmonica Microphone
- Publication number 20160337736
- Publication date Nov 17, 2016
- Mitchell Grainger
- G10 - MUSICAL INSTRUMENTS ACOUSTICS