Allan E. Sheppard, JR.

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Holden, MA, US

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Patents Applicationslast 30 patents

Information Patent Application
Active Noise Cancellation Using a Predictive Approach
- Publication number 20090136052
- Publication date May 28, 2009
- DAVID CLARK COMPANY INCORPORATED
- Robert G. Hohlfeld
- G10 - MUSICAL INSTRUMENTS ACOUSTICS