Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2011-08-30
2011-08-30
Goins, Davetta W (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S562000, C324S457000, C361S179000
Reexamination Certificate
active
08009045
ABSTRACT:
A method and apparatus is described to detect the physical approach. The method is useful for passively detecting the presence of people, pets, or robots in proximity to a sensor. It is portable, and functions while being carried or placed inside objects.
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Goins Davetta W
Thorpe North & Western
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