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Conference call circuit
US 3,060,265 A
Filed
: 01/26/1960
Issued
: 10/23/1962
Est. Priority Date
: 01/26/1960
Status: Expired due to Term
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0
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0
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0
Petitions
3
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0
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Current Assignee
Anthony V. Maciulis
,
Paul Miller Thomas
,
Robert H. Duncan
,
Solly L. Fudaley
Original Assignee
Anthony V. Maciulis
,
Paul Miller Thomas
,
Robert H. Duncan
,
Solly L. Fudaley
Inventors
Duncan, Robert H.
,
PAUL MILLER THOMAS
,
Maciulis, Anthony V.
,
Fudaley, Solly L.
Application Number
US04/004,709
Time in Patent Office
1,001 Days
Field of Search
US Class Current
379/206.01
CPC Class Codes
H04M 3/54
Arrangements for diverting ...
H04M 3/56
Arrangements for connecting...
H04M 9/001
Two-way communication syste...
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