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US 2,581,843 A
Filed
: 03/01/1949
Issued
: 01/08/1952
Est. Priority Date
: 05/11/1948
Status: Expired due to Term
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Current Assignee
James Edwards Frederick
Original Assignee
James Edwards Frederick
Inventors
JAMES EDWARDS FREDERICK
Application Number
US03/079,032
Time in Patent Office
1,043 Days
Field of Search
US Class Current
40/782
CPC Class Codes
A47G 1/0605
made from extruded or mould...
F16B 2200/65
Miter joints
Y10T 24/44915
Corrugated or toothed face
Y10T 24/44974
Threaded cylindrical rod an...
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