Industrial headset
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 18, 1997
Grant Date -
N/A
app pub date -
May 2, 1994
filing date -
May 2, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to the various features of a headset design that utilizes active noise cancellation. This particular design has been developed to work with radio communication systems, but many features are applicable to headsets designed solely for ear protection. The unique design features of the invention allow for uninterrupted communication capability with active noise cancellation. The design also provides it own built in rechargeable power supply that is easily removed for recharging.
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Family
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Cited Art Landscape
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