Door and frame assembly, system and method for commercial...

Details Door and frame assembly, system and method for commercial... Door and frame assembly, system and method for commercial...

2004-06-23

2010-02-23

Redman, Jerry (Department: 3634)

Movable or removable closures

Panel with closure feature

C049S506000, C049SDIG002, C062S277000

Reexamination Certificate

active

07665246

ABSTRACT:
A door and frame assembly useful for commercial coolers and heaters comprises a door frame having an upper horizontal member and opposing side members with an insulated door fitted in the door opening between the sides and with a discontinuous heating element extending at least along one, and preferably both, of the sides.

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patent: 2096221 (1982-10-01), None

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