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US 1,851,175 A
Filed
: 11/17/1927
Issued
: 03/29/1932
Est. Priority Date
: 11/17/1927
Status: Expired due to Term
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Current Assignee
Hammond Jr John Hays
Original Assignee
Hammond Jr John Hays
Inventors
HAMMOND JR JOHN HAYS
Application Number
US02/233,801
Time in Patent Office
1,594 Days
Field of Search
US Class Current
455/61
CPC Class Codes
H04B 14/08
characterised by the use of...
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