Title:
Molded vent hood including a movable closure therein
Document Type and Number:
United States Patent 3285155

Inventors:
Maltenfort, Martin S.
Publication Date:
11/15/1966
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Assignee:
Alexandria, Silberman
Primary Class:
454/359
International Classes:
F24F13/08
US Patent References:
0679519
2790377Wall cap for ventilating duct
2896840Air bulb for atomizers and method of making same
3062125Ventilators
3194146Damper device and hood including damper
Foreign References:
CA551898A




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