Doug Birkholz's profile

MP3 Audio Player Headset - OTTO Engineering

Doug Birkholz
•
Head-worn MP3 Audio Player - OTTO Engineering, Inc.
device Audio Ergonomics industrial
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device Audio Ergonomics industrial
device Audio Ergonomics industrial
device Audio Ergonomics industrial
MP3 Audio Player Headset - OTTO Engineering
Published:
Doug Birkholz's profile

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Doug Birkholz's profile
Madison, WI, USA

MP3 Audio Player Headset - OTTO Engineering

Head-worn MP3 Audio Player Headset

Published:

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Attribution, Non-commercial, No DerivativesAttribution, Non-commercial, No DerivativesAttribution, Non-commercial, No Derivatives