Air register
United States Patent 2593133
US Patent References:
/0429968.html
- - 0429968

Register
- - 1336210

Heating or ventilating register
- - 1394227

Furnace register
- - 1815346


Inventors:
Geary, Henry R.
Publication Date:
04/15/1952
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Assignee:
GEN ELECTRIC
Primary Class:
454/309
Other Classes:
D23/388
International Classes:
F24F13/075; F24F13/06