Fire escape – ladder – or scaffold – Scaffold external of shaft
Reexamination Certificate
2006-05-02
2006-05-02
Chin-Shue, Alvin (Department: 3634)
Fire escape, ladder, or scaffold
Scaffold external of shaft
C248S219100
Reexamination Certificate
active
07036632
ABSTRACT:
An adjustable cantilever support structure for a hunting type blind, the support structure being secured to the side of a tree trunk and adjustable in two planes to accommodate a crooked or leaning trunk so as to position the blind with a level floor.
REFERENCES:
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patent: 5316105 (1994-05-01), Reggin et al.
patent: 5363941 (1994-11-01), Richard
patent: 5458215 (1995-10-01), Burgin
patent: 2002/0078988 (2002-06-01), Valpredo
patent: 2003/0178255 (2003-09-01), Auer
patent: 2004/0108165 (2004-06-01), Poole et al.
Chin-Shue Alvin
High House Blinds, LLC
Northern Michigan Patent Law PLC
LandOfFree
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