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Wave-signal responder system
US 2,576,495 A
Filed
: 07/22/1947
Issued
: 11/27/1951
Est. Priority Date
: 03/13/1943
Status: Expired due to Term
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Current Assignee
Hubert Wood
Original Assignee
Hubert Wood
Inventors
Wood, Hubert
Application Number
US02/762,732
Time in Patent Office
1,589 Days
Field of Search
US Class Current
342/51
CPC Class Codes
B31B 2105/00
Rigid or semi-rigid contain...
B31B 2120/408
by folding a sheet or blank...
B65B 43/22
by rollers
F16D 1/06
for attachment of a member ...
G01S 13/767
Responders; Transponders te...
G01S 13/78
discriminating between diff...
G01S 13/87
Combinations of radar syste...
H03D 11/02
for amplitude-modulated osc...
H03F 1/542
Replacing by standby devices
H04W 84/02
Hierarchically pre-organise...
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