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AUTOMATIC REPORTING TELEPHONE WITH RESPONSE DETECTION MEANS
US 3,427,402 A
Filed
: 12/22/1964
Issued
: 02/11/1969
Est. Priority Date
: 12/22/1964
Status: Expired due to Term
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Current Assignee
Stokes, Rembert R.
Original Assignee
Stokes, Rembert R.
Inventors
Stokes, Rembert R.
Application Number
US04/420,260
Time in Patent Office
1,512 Days
Field of Search
US Class Current
379/40
CPC Class Codes
H04M 1/27
Devices whereby a plurality...
H04M 1/272
with provision for storing ...
H04M 11/045
using recorded signals, e.g...
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