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CAPACITIVE PROXIMITY SENSOR
US 3,445,835 A
Filed
: 11/09/1965
Issued
: 05/20/1969
Est. Priority Date
: 11/09/1965
Status: Expired due to Term
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Current Assignee
Solly L. Fudaley
Original Assignee
Solly L. Fudaley
Inventors
Fudaley, Solly L.
Application Number
US04/506,956
Time in Patent Office
1,288 Days
Field of Search
US Class Current
340/905
CPC Class Codes
F16P 3/147
using electro-magnetic tech...
F16P 3/148
using capacitive technology
G01V 3/101
by measuring the impedance ...
G08B 13/24
by interference with electr...
H03K 17/955
using a capacitive detector
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