Title:
Automatic vent locking means
United States Patent 2967334
US Patent References:
Vent locking means for awning type windows
- - 2893728


Inventors:
Maurice, Abelson
Publication Date:
01/10/1961
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Assignee:
CROSSLY WINDOW CORP
Primary Class:
49/81.100
Other Classes:
49/90.100
International Classes:
E06B3/50; E06B3/32