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Concealed hinge
US 2,721,353 A
Filed
: 03/17/1952
Issued
: 10/25/1955
Est. Priority Date
: 03/17/1952
Status: Expired due to Term
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Product Citations
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Petitions
42
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42 Citations
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Current Assignee
Charles Mackintosh
Original Assignee
Charles Mackintosh
Inventors
Mackintosh, Charles
Application Number
US03/277,051
Time in Patent Office
1,317 Days
Field of Search
US Class Current
16/294
CPC Class Codes
E05D 2003/166
Vertical pivot-axis
E05D 3/16
with seven parallel pins an...
E05Y 2600/41
Concealed
E05Y 2600/412
in the rabbet
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